{"title":"LS Intake Manifold","description":"\u003ch2\u003eLS Intake Manifolds for Cathedral \u0026amp; Rectangular Port Engines\u003c\/h2\u003e\n\n\u003cp\u003e\nChoosing the right \u003cstrong\u003eLS intake manifold\u003c\/strong\u003e is mainly about matching\nthe manifold to your cylinder heads, induction system, and intended RPM range.\nEVIL ENERGY offers \u003cstrong\u003eLS engine intake manifold\u003c\/strong\u003e options for\ncompatible LS1, LS2, LS6, LS3, L92, L99, L76, 5.3L, 6.0L, and 6.2L engine\nbuilds, including carbureted and EFI configurations for street, engine-swap,\nand higher-RPM applications.\n\u003c\/p\u003e\n\n\u003cp\u003e\nDo not choose an intake manifold by displacement alone. A\n\u003cstrong\u003e5.3 LS intake manifold\u003c\/strong\u003e, for example, still needs to match the\nactual cylinder-head port and surrounding components. LS1, LS2, and LS6\napplications commonly use cathedral-port heads, while many LS3, L92, L99, and\nL76 combinations use rectangular ports. An LS1-style cathedral-port manifold\nshould not be treated as interchangeable with an \u003cstrong\u003eLS3 intake manifold\u003c\/strong\u003e.\n\u003c\/p\u003e\n\n\u003ch3\u003eWhich LS Intake Manifold Is Right for Your Build?\u003c\/h3\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n    \u003cstrong\u003eConfirm the Cylinder-Head Port:\u003c\/strong\u003e\n    Identify cathedral or rectangular ports before comparing manifold styles.\n    This is one of the most important fitment checks.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eChoose EFI or Carburetor:\u003c\/strong\u003e\n    Carbureted builds need the correct carburetor flange and linkage, while EFI\n    builds may also require compatible fuel rails, injectors, throttle body,\n    sensors, and wiring.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMatch the RPM Range to How the Engine Will Be Used:\u003c\/strong\u003e\n    Dual-plane and lower-RPM designs are commonly considered for street-focused\n    builds, while single-plane or Hi-Ram manifolds are better evaluated as part\n    of a higher-RPM combination with suitable heads, camshaft, gearing, and fuel\n    system.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCheck Throttle-Body Compatibility:\u003c\/strong\u003e\n    Confirm throttle-body diameter, bolt pattern, bore size, cable or DBW\n    configuration, and available intake-tube clearance. A larger throttle body\n    is not automatically the better choice.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCheck Fuel Rails and Injectors:\u003c\/strong\u003e\n    Review whether fuel rails are included and confirm injector style, injector\n    height, rail fittings, and fuel-pressure requirements. Do not assume the\n    existing rails or injectors will fit every manifold.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eMeasure Hood Clearance:\u003c\/strong\u003e\n    Manifold height is not the total installed height. Include the throttle body\n    or carburetor, spacer, fuel rails, fittings, air cleaner or intake tube, and\n    engine movement when checking clearance.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eCheck Sensors and Vacuum Ports:\u003c\/strong\u003e\n    Confirm MAP, IAT, PCV, brake-booster vacuum, and other required ports before\n    installation.\n  \u003c\/li\u003e\n\n  \u003cli\u003e\n    \u003cstrong\u003eReview What Is Included:\u003c\/strong\u003e\n    Check whether the selected EVIL ENERGY LS intake manifold includes fuel\n    rails, gaskets, bolts, fittings, vacuum hardware, or other accessories.\n    Additional parts may still be required to complete the installation.\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStreet Build or Higher-RPM Build?\u003c\/h3\u003e\n\n\u003cp\u003e\nFor a street-driven LS engine, focus on the RPM range used most often rather\nthan choosing the tallest or largest manifold available. A manifold intended\nfor a broad low-to-mid RPM range may be a better match for daily driving,\nweekend cruising, and moderate engine combinations. Higher-rise or\nsingle-plane designs should be matched to the cylinder heads, camshaft,\ncompression, gearing, and intended engine speed.\n\u003c\/p\u003e\n\n\u003cp\u003e\nAn intake manifold can change airflow characteristics and the engine's effective\nRPM range, but a specific horsepower increase cannot be guaranteed from the\nmanifold alone. The final result depends on the complete engine combination and,\nfor EFI applications, calibration may be required after changes to airflow,\nthrottle body, injectors, or other engine components.\n\u003c\/p\u003e\n\n\u003ch3\u003eCheck Before Ordering an EVIL ENERGY LS Intake Manifold\u003c\/h3\u003e\n\n\u003cp\u003e\nConfirm the exact engine family, cylinder-head port, displacement, EFI or\ncarburetor setup, throttle-body or carburetor interface, intended RPM range,\nmanifold height, hood clearance, injector and fuel-rail compatibility, sensor\nand vacuum-port requirements, and package contents. These checks are more\nreliable than choosing an intake manifold by the LS engine name alone.\n\u003c\/p\u003e","products":[{"product_id":"single-plane-ls-carb-intake-manifold-300-131","title":"EVIL ENERGY LS Carb Intake Manifold Single Plane 300-131 for GM LS Gen IV LS3\/L92\/L99\/L76 Rectangular Port","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%;\" class=\"a-normal a-spacing-micro\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"a-spacing-small po-brand\"\u003e\n\u003ctd style=\"width: 200px;\" class=\"a-span3\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eEVIL ENERGY\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e300-131\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003ePort Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangle Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eManifold Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSingle Plane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eRPM Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000–7500+ RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePremium Cast Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMatte Black \/ Silver \/ Polished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003ePort Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRectangular Port (LS3 \/ L92 \/ L99 \/ L76 Style)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eCompatible Engine Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFits all GM LS Gen III engines equipped with LS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003cbr\u003eChevrolet:Small-Block Gen IV L76:364 (6.0L);\u003cbr\u003eChevrolet:Small-Block Gen IV L92:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV L99:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV LS3:376 (6.2L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eFuel System Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e17.15 in (L) × 13.33 in (W) × 4.83 in (H) \/ 435.61mm × 338.58mm × 122.68mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 200px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eAbout this item\u003c\/h2\u003e\n\u003cp\u003eSeeking maximum high-RPM power for your carbureted LS build? The \u003cstrong\u003eEVIL ENERGY Single Plane LS Intake Manifold (300-131)\u003c\/strong\u003e is purpose-built for serious performance — delivering peak power from 5,000–7,500+ RPM. This single-plane design features an open plenum for unrestricted airflow, precision-cast runners, and a matte black finish for a stealthy, race-ready look. Constructed from premium cast aluminum, it's the ideal upgrade for track days, drag racing, and LS swap builds targeting high-RPM performance on LS3, L92, L99, and L76 rectangular port platforms.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY Single Plane LS Intake Manifold 300-131 matte black showing open plenum design\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_1_2c872a0b-7d88-46e9-9c7a-6546e453029c.webp?v=1779869716\"\u003e\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eDirect bolt-on for \u003cstrong\u003eGM LS Gen III engines with LS3\/L92\/L99\/L76 rectangular port cylinder heads\u003c\/strong\u003e. Compatible with the following engine models:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS3 (6.2L):\u003c\/strong\u003e Corvette C6 Base (2008–2013), Camaro SS Manual (2010–2015), Pontiac G8 GXP (2009)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL99 (6.2L):\u003c\/strong\u003e Camaro SS Automatic (2010–2015)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL92 (6.2L):\u003c\/strong\u003e Cadillac Escalade (2007–2014), GMC Yukon Denali (2007–2014), Chevy Suburban LTZ (2007–2014)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eL76 (6.0L):\u003c\/strong\u003e Holden Commodore SS VE\/VF (2008–2017), Pontiac G8 GT (2008–2009)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_2_9ceab055-4384-43af-8dca-1ee7ec76d976.webp?v=1783050406\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSINGLE PLANE DESIGN — 5,000–7,500+ RPM:\u003c\/strong\u003e One open plenum feeds all cylinders for maximum high-RPM airflow. Designed exclusively for \u003cstrong\u003ecarburetor\u003c\/strong\u003e fuel systems (not EFI). Ideal for track days, drag racing, and LS swap builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRECTANGULAR PORT FIT:\u003c\/strong\u003e Precision-cast to match LS3\/L92\/L99\/L76 rectangular port configurations — ensures a leak-free gasket seal with no modifications required.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePRECISION-CAST AIRFLOW:\u003c\/strong\u003e Every runner and plenum surface is precision-cast for consistent port-to-port airflow, sharper throttle response, and increased horsepower at wide-open throttle.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIRECT BOLT-ON — NO MODIFICATIONS:\u003c\/strong\u003e Matches OEM specs. Bolt on using your existing carburetor and accessories. Dimensions: 17.15\" (L) × 13.33\" (W) × 4.83\" (H). Includes all installation hardware.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePREMIUM CAST ALUMINUM:\u003c\/strong\u003e High-grade aluminum alloy with matte black satin finish — anti-rust, anti-corrosion, high-temperature resistant. Built to outlast the factory unit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_3_bc1d175e-c986-4c5b-9b6d-de22be5d0f45.webp?v=1783050430\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eEVIL ENERGY Single Plane LS Intake Manifold, Matte Black (Part No. 300-131) × 1\u003c\/li\u003e\n\u003cli\u003eComplete Installation Hardware Kit × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"Package contents of Single Plane LS Intake Manifold 300-131 with installation hardware\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_4_a562c751-6cde-45a1-a740-586c6607ecea.webp?v=1779869716\"\u003e\u003c\/p\u003e\n\u003carticle\u003e\n\u003ch2\u003eWhy Choose EVIL ENERGY LS Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eWhether you're building a street strip car, a full race LS engine, or a carbureted LS swap project, the EVIL ENERGY \u003cstrong\u003esingle plane LS intake manifold\u003c\/strong\u003e delivers the high-RPM airflow and build quality that serious enthusiasts demand. Every \u003cstrong\u003eLS intake\u003c\/strong\u003e we produce is precision-cast from premium aluminum, designed as a direct bolt-on upgrade — no cutting, no welding, no guessing. From the \u003cstrong\u003eLS3 intake manifold\u003c\/strong\u003e to the \u003cstrong\u003eL92 intake manifold\u003c\/strong\u003e, EVIL ENERGY covers the full range of \u003cstrong\u003erectangular port\u003c\/strong\u003e and \u003cstrong\u003ecarb intake\u003c\/strong\u003e configurations for GM LS Gen III\/IV platforms.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven High-RPM Performance:\u003c\/strong\u003e Single plane design optimized for 5,000–7,500+ RPM — the intake manifold choice for track, drag, and high-output street builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor-Ready Out of the Box:\u003c\/strong\u003e Engineered for carburetor fuel systems — bolt on your carb and go. No EFI conversion needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Returns\u003c\/strong\u003e: \u003cstrong\u003e90-day\u003c\/strong\u003e hassle-free return with free return shipping (unused, uninstalled).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e: \u003cstrong\u003e1-year\u003c\/strong\u003e warranty on all products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/article\u003e","brand":"EVIL ENERGY","offers":[{"title":"Black","offer_id":46255653060744,"sku":"EVBUH0007023","price":179.99,"currency_code":"USD","in_stock":false},{"title":"Silver","offer_id":46255824437384,"sku":"EVBUH0007022","price":169.99,"currency_code":"USD","in_stock":true},{"title":"Polished Silver","offer_id":46255824470152,"sku":"EVBUH0007024","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL-ENERGY-92mm-LS3-HI-RAM-Intake-Manifold-Aluminum-EFI-for-LS3-L92-L99-L76-Rectangular-Port-with-Fuel-Rails-Page-Title-_Me-EVIL-ENERGY-169491633.webp?v=1781885658"},{"product_id":"hi-ram-ls3-efi-intake-manifold-1918s","title":"EVIL ENERGY 92mm HI-RAM LS3 Intake Manifold Aluminum EFI for LS3 L92 L99 L76 Rectangular Port with Fuel Rails","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 509.438px;\" class=\"a-normal a-spacing-micro\"\u003e\n\u003ctbody\u003e\n\u003ctr class=\"a-spacing-small po-brand\" style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\" class=\"a-span3\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd class=\"a-span9\" style=\"height: 19.5938px;\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eEVIL ENERGY\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e1918S+1918 \/ 300116\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eManifold Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eHI-RAM (High-Rise)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 200px; height: 39.1875px;\"\u003e\u003cstrong\u003eRPM Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003ePeak Torque ~5,000–7,000+ RPM; Peak HP ~7,000–8,500+ RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003ePremium Cast Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003ePolished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eThrottle Body Bore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e92 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eCompatible Engine Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eFits all GM LS Gen III engines equipped with LS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003cbr\u003eChevrolet:Small-Block Gen IV L76:364 (6.0L);\u003cbr\u003eChevrolet:Small-Block Gen IV L92:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV L99:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV LS3:376 (6.2L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 137.156px;\"\u003e\n\u003ctd style=\"width: 200px; height: 137.156px;\"\u003e\u003cstrong\u003eCompatible Vehicles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 137.156px;\"\u003eChevy Corvette C6 (2008–2013)\u003cbr\u003eCamaro SS Gen5 (2010–2015)\u003cbr\u003eCadillac Escalade (2007–2014)\u003cbr\u003eGMC Yukon Denali (2007–2014)\u003cbr\u003eChevy Suburban LTZ (2007–2014)\u003cbr\u003ePontiac G8 GT \/ GXP (2008–2009)\u003cbr\u003eHolden VE\/VF Commodore SS \u0026amp; more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eFuel System Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eEFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eEFI Fuel Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 200px; height: 39.1875px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003e23.96 in (L) × 13.33 in (W) × 12.03 in (H) \/ 608.49mm × 338.50mm × 305.46mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e1 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eHigh-Performance LS Engine Intake Manifold Summary\u003c\/h2\u003e\n\u003cp data-path-to-node=\"10\"\u003eChasing 800+ horsepower? The \u003cb data-index-in-node=\"29\" data-path-to-node=\"10\"\u003eEVIL ENERGY intake manifold\u003c\/b\u003e is purpose-built for serious high-RPM racing, delivering reliable top-end power from 7,000–8,500+ RPM. This heavy-duty \u003cb data-index-in-node=\"176\" data-path-to-node=\"10\"\u003eLS engine intake manifold\u003c\/b\u003e features extended-length tuned runners and an oversized high-rise plenum designed to maximize airflow at extreme RPM. If you are upgrading your \u003cb data-index-in-node=\"346\" data-path-to-node=\"10\"\u003eLS engine\u003c\/b\u003e with a premium \u003cb data-index-in-node=\"371\" data-path-to-node=\"10\"\u003efuel injection manifold\u003c\/b\u003e that balances structural durability with maximum volumetric efficiency, this \u003cb data-index-in-node=\"472\" data-path-to-node=\"10\"\u003eLS aluminum intake\u003c\/b\u003e provides the ultimate race-proven platform. Engineered as a heavy-duty \u003cb data-index-in-node=\"562\" data-path-to-node=\"10\"\u003eEFI intake manifold\u003c\/b\u003e, it includes matching aluminum fuel rails for a true bolt-on installation on high-displacement V8 street and strip setups.\u003c\/p\u003e\n\u003cp data-path-to-node=\"11\"\u003eWhether you are plumbing a large turbo system, building a supercharged track weapon, or executing a max-effort naturally aspirated race engine, this \u003cb data-index-in-node=\"149\" data-path-to-node=\"11\"\u003eLS intake manifold\u003c\/b\u003e eliminates the restrictive air bottlenecks common with factory composite units. Choosing this specific \u003cb data-index-in-node=\"271\" data-path-to-node=\"11\"\u003eLS3 intake manifold\u003c\/b\u003e ensures that your rectangular port configuration receives uniform air-fuel distribution across all cylinders. Upgrade your factory top-end today with this \u003cb data-index-in-node=\"446\" data-path-to-node=\"11\"\u003eLS high ram intake\u003c\/b\u003e, engineered explicitly to handle the intense pressure and thermal demands of high-combination forced induction.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_1_1539e378-1c4d-47bd-b84f-8a07024ad9b3.webp?v=1783057406\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch2\u003eWhich GM Engine Families Fit the EVIL ENERGY Intake Manifold?\u003c\/h2\u003e\n\u003ch3\u003eDetailed Vehicle and Block Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis premium \u003cb data-path-to-node=\"15\" data-index-in-node=\"13\"\u003eLS manifold\u003c\/b\u003e is precision-engineered to match GM factory specifications for Gen IV small-block V8 powerplants equipped with rectangular port cylinder heads. It acts as a direct-fit replacement for your stock \u003cb data-path-to-node=\"15\" data-index-in-node=\"220\"\u003eLS intake\u003c\/b\u003e assembly, requiring no custom porting or intake flange modifications. This heavy-duty \u003cb data-path-to-node=\"15\" data-index-in-node=\"316\"\u003eintake manifold\u003c\/b\u003e is fully compatible with the following engine configurations and sub-models:\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003ch3\u003eGM Gen IV Small-Block V8 Engine Architecture Reference\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,0,0\"\u003eCompatible Architecture:\u003c\/b\u003e Engineered for GM LS Gen IV small-block V8 engines equipped with factory LS3\/L92\/L99\/L76 style rectangular port cylinder heads. This acts as a direct-fit replacement for your stock \u003cb data-index-in-node=\"206\" data-path-to-node=\"5,0,0\"\u003eLS intake\u003c\/b\u003e assembly, requiring no custom porting or intake flange modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,1,0\"\u003eChevrolet L76 Specification:\u003c\/b\u003e 364 Cubic Inches (6.0L) Small-Block Gen IV V8 Engine Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,2,0\"\u003eChevrolet L92 Specification:\u003c\/b\u003e 376 Cubic Inches (6.2L) Small-Block Gen IV V8 Engine Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,3,0\"\u003eChevrolet L99 Specification:\u003c\/b\u003e 376 Cubic Inches (6.2L) Small-Block Gen IV V8 Engine Block\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"5,4,0\"\u003eChevrolet LS3 Specification:\u003c\/b\u003e 376 Cubic Inches (6.2L) Small-Block Gen IV V8 Engine Block\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDetailed Vehicle and Block Compatibility\u003c\/h3\u003e\n\u003cp\u003eThis heavy-duty \u003cb data-index-in-node=\"16\" data-path-to-node=\"7\"\u003eintake manifold\u003c\/b\u003e is fully compatible with the following engine configurations and specific sub-models:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eLS3 Intake Manifolds (6.2L):\u003c\/b\u003e Fits Chevy Corvette C6 Base (2008–2013), Camaro SS Manual Trans (2010–2015), Pontiac G8 GXP (2009), and HSV E3\/Gen-F (2013–2017) platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003eL99 Intake Applications (6.2L):\u003c\/b\u003e Optimizes airflow for Camaro SS Automatic Trans (2010–2015) configurations running rectangular ports.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003e6.0 LS Intake Manifold Series (L76):\u003c\/b\u003e Optimizes airflow for Holden Commodore SS VE\/VF (2008–2017), Chevrolet Caprice WM\/WN (2008–2014), Caprice PPV (2011–2017), and Pontiac G8 GT (2008–2009).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,3,0\"\u003e6.0 LS Intake Applications (L76 Engine):\u003c\/b\u003e Direct bolt-on solution for heavy-duty 6.0L rectangular port car and performance truck blocks requiring a high-volume manifold swap.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,4,0\"\u003e6.2L Cylinder Heads (L92):\u003c\/b\u003e Fits Cadillac Escalade (2007–2014), GMC Yukon Denali (2007–2014), Chevrolet Suburban LTZ (2007–2014), and Silverado\/Sierra 1500 High-end (2007–2009) trucks.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_2_ab47dbca-9c6e-4d3f-9628-357edf28a8de.webp?v=1783057382\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Technical Features of the LS High Rise Intake\u003c\/h2\u003e\n\u003ch3\u003eHI-RAM DESIGN — 7,000–8,500+ RPM PEAK POWER\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,0,0\"\u003eRunner Profile:\u003c\/b\u003e Extended-length tuned runners designed to maximize high-RPM airflow velocity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,1,0\"\u003ePlenum Architecture:\u003c\/b\u003e Oversized high-rise plenum volume to support peak horsepower at extreme engine speeds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,2,0\"\u003eFuel Integration:\u003c\/b\u003e Engineered exclusively to maximize the performance of high-pressure fuel injection platforms.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,3,0\"\u003eComponent Synergy:\u003c\/b\u003e Designed to work seamlessly with the included high-volume heavy-duty fuel rails.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,4,0\"\u003eTarget Applications:\u003c\/b\u003e Optimized for naturally aspirated big displacement engines, large single or twin turbo setups, and custom supercharged builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"6,5,0\"\u003ePower Capability:\u003c\/b\u003e Purpose-built to support forced-induction or high-RPM racing applications aiming for 800+ horsepower.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e92MM THROTTLE BODY BORE\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,0,0\"\u003eInlet Diameter:\u003c\/b\u003e Standard 92mm throttle body bore flange to accept massive volumetric airflow capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,1,0\"\u003eAirflow Optimization:\u003c\/b\u003e Enlarged bore architecture designed to minimize induction restrictions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,2,0\"\u003eVolumetric Efficiency:\u003c\/b\u003e Engineered to maintain maximum air intake volume at high RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,3,0\"\u003eBuild Dependency:\u003c\/b\u003e Critical upgrade component for high-combination forced-induction and high-effort NA configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"8,4,0\"\u003eSystem Delivery:\u003c\/b\u003e Works as a high-efficiency fuel injection manifold setup to push power far beyond stock factory limits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eINCLUDES EFI FUEL RAILS\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,0,0\"\u003eKit Completeness:\u003c\/b\u003e Comes fully complete with matching high-volume billet-style fuel rails.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,1,0\"\u003eInstallation Design:\u003c\/b\u003e Engineered for a true, direct-fit bolt-on installation path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,2,0\"\u003eCost Efficiency:\u003c\/b\u003e Complete EFI intake manifold kit eliminates any need to source expensive secondary rail components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"10,3,0\"\u003eHardware Integration:\u003c\/b\u003e Includes integrated rail mounting bosses so everything required for a secure LS intake swap is inside the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRECTANGULAR PORT FIT\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,0,0\"\u003eManufacturing Standard:\u003c\/b\u003e Precision-cast to ensure an exact match with GM factory head configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,1,0\"\u003eHead Compatibility:\u003c\/b\u003e Engineered specifically for factory LS3, L92, L99, and L76 rectangular port cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,2,0\"\u003eSealing Security:\u003c\/b\u003e Precise deck alignment creates a permanent, leak-free intake runner gasket seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"12,3,0\"\u003eModification Requirement:\u003c\/b\u003e Zero custom porting, top-end welding, or cylinder head modifications required during the 6.0 LS intake installation process.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePREMIUM CAST ALUMINUM CONSTRUCTION\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,0,0\"\u003eMaterial Composition:\u003c\/b\u003e Precision cast from premium-grade aluminum alloy to ensure superior structural integrity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,1,0\"\u003eSurface Protection:\u003c\/b\u003e Features a polished silver finish engineered to be anti-rust and anti-corrosion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,2,0\"\u003eThermal Resistance:\u003c\/b\u003e High-temperature resistant alloy composition prevents heat distortion under racing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,3,0\"\u003eRigidity Rating:\u003c\/b\u003e Heavy-duty LS aluminum intake construction eliminates the vacuum collapsing and bursting risks common with OEM plastic structures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,4,0\"\u003eBoost Suitability:\u003c\/b\u003e Serves as the premier intake manifold upgrade choice for high-boost, high-pressure motorsport applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,5,0\"\u003eLength Dimension:\u003c\/b\u003e 23.96 inches \/ 608.49 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,6,0\"\u003eWidth Dimension:\u003c\/b\u003e 13.33 inches \/ 338.50 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"14,7,0\"\u003eHeight Dimension:\u003c\/b\u003e 12.03 inches \/ 305.46 mm.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"31\"\u003eTechnical Reference Checklist for Builders\u003c\/h3\u003e\n\u003cul data-path-to-node=\"32\"\u003e\n\u003cli\u003eManifold Category: High-Rise Tunnel Ram Tunnel Port Architecture\u003c\/li\u003e\n\u003cli\u003ePrimary Compatibility: Fits all specified \u003cb data-path-to-node=\"32,1,0\" data-index-in-node=\"42\"\u003eLS engine intake manifolds\u003c\/b\u003e configurations running Gen IV rectangular cylinder heads.\u003c\/li\u003e\n\u003cli\u003eFuel Delivery Compatibility: Engineered exclusively for high-pressure \u003cb data-path-to-node=\"32,2,0\" data-index-in-node=\"70\"\u003efuel injection\u003c\/b\u003e setups.\u003c\/li\u003e\n\u003cli\u003eProduct Line Classification: Premium \u003cb data-path-to-node=\"32,3,0\" data-index-in-node=\"37\"\u003eLS 6.0 intake manifold\u003c\/b\u003e and 6.2L performance upgrade series.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_3_f2ecb31b-2e27-4c20-b2b1-51e16a0e3817.webp?v=1783057446\" alt=\"\"\u003e\u003c\/div\u003e\n\u003ch3\u003eHood Clearance Warning\u003c\/h3\u003e\n\u003cp\u003eThe HI-RAM design measures \u003cstrong\u003e12.03 inches in height\u003c\/strong\u003e — significantly taller than standard intake manifolds. \u003cstrong\u003eA cowl hood, scoop, or aftermarket raised hood is required for installation.\u003c\/strong\u003e This manifold will not fit under factory stock hoods on Corvette, Camaro, or truck applications. Please verify hood clearance before purchasing.\u003c\/p\u003e\n\u003ch2\u003ePackage Contents and Unboxing Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-index-in-node=\"0\" data-path-to-node=\"45,0,0\"\u003eEVIL ENERGY intake manifold\u003c\/b\u003e (Part No. 1918S \/ 1918 \/ 300116) × 1: Precision-cast, high-volume aluminum manifold body with a polished silver finish.\u003c\/li\u003e\n\u003cli\u003eHigh-Volume \u003cb data-index-in-node=\"12\" data-path-to-node=\"45,1,0\"\u003eEFI Intake Manifold\u003c\/b\u003e Fuel Rail Kit × 1 Set: Includes matching rails designed to anchor securely to the runner bosses.\u003c\/li\u003e\n\u003cli\u003ePremium Installation Hardware Pack × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_4_b4b98738-9f76-42a5-85d0-f84e865ff13e.webp?v=1783057460\" alt=\"\"\u003e\u003c\/div\u003e\n\u003carticle\u003e\n\u003ch2\u003eWhy Choose EVIL ENERGY LS3 HI-RAM Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eWhen selecting the foundational top-end parts for your build, choosing a reliable \u003cb data-index-in-node=\"82\" data-path-to-node=\"48\"\u003eLS intake manifold\u003c\/b\u003e manufacturer ensures maximum durability and exact port alignment. Every \u003cb data-index-in-node=\"173\" data-path-to-node=\"48\"\u003eLS intake manifolds\u003c\/b\u003e casting undergoes strict tolerance checks to guarantee a flat sealing deck right out of the box. From classic swap projects to modern muscle restorations, our engineering provides the airflow speed needed for professional motorsport applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrue Race Powerband: This \u003cb data-path-to-node=\"49,0,0\" data-index-in-node=\"26\"\u003eLS 6.0 intake manifold\u003c\/b\u003e is optimized for 5,000 to 8,500+ RPM configurations, making it excellent for high-stall drag cars and forced induction drift builds.\u003c\/li\u003e\n\u003cli\u003eForced Induction Ready: Heavy-duty aluminum walls eliminate plastic cracking anxieties, making this \u003cb data-path-to-node=\"49,1,0\" data-index-in-node=\"100\"\u003eLS intake\u003c\/b\u003e the definitive platform for 20+ PSI boost builds.\u003c\/li\u003e\n\u003cli\u003eComplete Setup Path: Bundled fuel rails ensure that your high-flow \u003cb data-path-to-node=\"49,2,0\" data-index-in-node=\"67\"\u003efuel injection manifold\u003c\/b\u003e upgrade transitions smoothly without requiring custom bracket fabrication.\u003c\/li\u003e\n\u003cli\u003eHassle-Free Protection: Every product is backed by a 90-day return policy (for unused, uninstalled items) along with a standard 1-year product warranty.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/article\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":45887953666184,"sku":"EVBUH0007009","price":479.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL-ENERGY-102mm-LS3-HI-RAM-Intake-Manifold-300117-Aluminum-EFI-for-LS3-L92-L99-L76-Rectangular-Port-with-Fuel-Rails-EVIL-ENERGY-169494042.webp?v=1781885675"},{"product_id":"ls3-intake-manifold-300117","title":"EVIL ENERGY 102mm HI-RAM LS3 Intake Manifold 300117 Aluminum EFI for LS3 L92 L99 L76 Rectangular Port with Fuel Rails","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eProduct Details\u003c\/h2\u003e\n\u003ctable class=\"a-normal a-spacing-micro\" style=\"width: 100%; height: 509.437px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\" class=\"a-spacing-small po-brand\"\u003e\n\u003ctd class=\"a-span3\" style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\" class=\"a-span9\"\u003e\u003cspan class=\"a-size-base po-break-word\"\u003eEVIL ENERGY\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e300117\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eManifold Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eHI-RAM (High-Rise)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 200px; height: 39.1875px;\"\u003e\u003cstrong\u003eRPM Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003ePeak Torque ~5,000–7,000+ RPM; Peak HP ~7,000–8,500+ RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003ePremium Cast Aluminum Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003ePolished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eThrottle Body Bore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e102 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 117.562px;\"\u003e\n\u003ctd style=\"width: 200px; height: 117.562px;\"\u003e\u003cstrong\u003eCompatible Engine Family\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 117.562px;\"\u003eFits all GM LS Gen III engines equipped with LS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003cbr\u003eChevrolet:Small-Block Gen IV L76:364 (6.0L);\u003cbr\u003eChevrolet:Small-Block Gen IV L92:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV L99:376 (6.2L);\u003cbr\u003eChevrolet:Small-Block Gen IV LS3:376 (6.2L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 137.156px;\"\u003e\n\u003ctd style=\"width: 200px; height: 137.156px;\"\u003e\u003cstrong\u003eCompatible Vehicles\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 137.156px;\"\u003eChevy Corvette C6 (2008–2013)\u003cbr\u003eCamaro SS Gen5 (2010–2015)\u003cbr\u003eCadillac Escalade (2007–2014)\u003cbr\u003eGMC Yukon Denali (2007–2014)\u003cbr\u003eChevy Suburban LTZ (2007–2014)\u003cbr\u003ePontiac G8 GT \/ GXP (2008–2009)\u003cbr\u003eHolden VE\/VF Commodore SS \u0026amp; more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eFuel System Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eEFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eIncludes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003eEFI Fuel Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003ctd style=\"width: 200px; height: 39.1875px;\"\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 39.1875px;\"\u003e23.96 in (L) × 13.33 in (W) × 12.03 in (H) \/ 608.49mm × 338.50mm × 305.46mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 200px; height: 19.5938px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.5938px;\"\u003e1 Year\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY Performance LS engine intake manifold\u003c\/h2\u003e\n\u003cp data-path-to-node=\"14\"\u003eChasing 800+ horsepower? The \u003cb data-path-to-node=\"14\" data-index-in-node=\"29\"\u003eEVIL ENERGY intake manifold\u003c\/b\u003e (300117) is a high-performance \u003cb data-path-to-node=\"14\" data-index-in-node=\"88\"\u003eLS3 intake manifold\u003c\/b\u003e purpose-built for serious high-RPM racing. If you are looking to upgrade your \u003cb data-path-to-node=\"14\" data-index-in-node=\"186\"\u003eLS engine intake manifold\u003c\/b\u003e, this 102mm high-rise \u003cb data-path-to-node=\"14\" data-index-in-node=\"234\"\u003eLS manifold\u003c\/b\u003e features extended-length tuned runners and an oversized plenum to optimize volumetric efficiency.\u003c\/p\u003e\n\u003cp data-path-to-node=\"15\"\u003eAs a heavy-duty \u003cb data-path-to-node=\"15\" data-index-in-node=\"16\"\u003eLS aluminum intake\u003c\/b\u003e, it is engineered from premium cast alloy with a polished silver finish. It stands out as the ultimate \u003cb data-path-to-node=\"15\" data-index-in-node=\"138\"\u003eLS high-rise intake\u003c\/b\u003e of choice for naturally aspirated big-displacement builds, large single\/twin turbochargers, and supercharged combinations targeting maximum horsepower. For those executing a \u003cb data-path-to-node=\"15\" data-index-in-node=\"332\"\u003e6.0 LS intake\u003c\/b\u003e upgrade or a 6.2L build, this complete \u003cb data-path-to-node=\"15\" data-index-in-node=\"385\"\u003efuel injection manifold\u003c\/b\u003e kit includes matching high-flow fuel rails for seamless, bolt-on convenience on all rectangular port platforms.\u003c\/p\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_1_2e215d48-e7d2-4e12-86c5-8adf33b19b1a.webp?v=1782962478\"\u003e\u003c\/div\u003e\n\u003ch2\u003eVehicle \u0026amp; Engine Fitment\u003c\/h2\u003e\n\u003ch3\u003eGM V8 Engine Family \u0026amp; Cylinder Head Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eCylinder Head Compatibility:\u003c\/b\u003e Precision-engineered strictly for GM V8 engines equipped with factory or aftermarket \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"114\"\u003eLS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eEngine Generation Note:\u003c\/b\u003e Designed as a direct bolt-on for \u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"57\"\u003eGen IV\u003c\/b\u003e platforms, and fully compatible with \u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"101\"\u003eGen III\u003c\/b\u003e engine blocks (such as 6.0L iron blocks) \u003ci data-path-to-node=\"7,1,0\" data-index-in-node=\"150\"\u003eonly\u003c\/i\u003e when retrofitted with Gen IV rectangular port cylinder heads for custom \u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"227\"\u003eLS swap\u003c\/b\u003e applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"0\"\u003eGen IV L76 Specification:\u003c\/b\u003e Small-Block Gen IV L76 — \u003cb data-path-to-node=\"7,2,0\" data-index-in-node=\"51\"\u003e364 Cubic Inches (6.0L)\u003c\/b\u003e V8 Engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"0\"\u003eGen IV L92 Specification:\u003c\/b\u003e Small-Block Gen IV L92 — \u003cb data-path-to-node=\"7,3,0\" data-index-in-node=\"51\"\u003e376 Cubic Inches (6.2L)\u003c\/b\u003e V8 Engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"0\"\u003eGen IV L99 Specification:\u003c\/b\u003e Small-Block Gen IV L99 — \u003cb data-path-to-node=\"7,4,0\" data-index-in-node=\"51\"\u003e376 Cubic Inches (6.2L)\u003c\/b\u003e V8 Engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"0\"\u003eGen IV LS3 Specification:\u003c\/b\u003e Small-Block Gen IV LS3 — \u003cb data-path-to-node=\"7,5,0\" data-index-in-node=\"51\"\u003e376 Cubic Inches (6.2L)\u003c\/b\u003e V8 Engine.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDetailed Fitment Application by Engine Sub-Model\u003c\/h3\u003e\n\u003ch4 data-path-to-node=\"10\"\u003e1. LS3 — 376 ci (6.2L) Engine Fitment\u003c\/h4\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003eChevrolet Corvette C6 Base:\u003c\/b\u003e Fits models equipped with the 6.2L LS3 engine (2008–2013).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eChevrolet Camaro SS (Manual):\u003c\/b\u003e Fits Gen5 manual transmission models (2010–2015).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,2,0\" data-index-in-node=\"0\"\u003ePontiac G8 GXP:\u003c\/b\u003e Fits the rare high-performance 6.2L variant (2009).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,3,0\" data-index-in-node=\"0\"\u003eHSV (Holden Special Vehicles):\u003c\/b\u003e Fits E3 and Gen-F performance models (2013–2017).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"12\"\u003e2. L99 — 376 ci (6.2L) Engine Fitment\u003c\/h4\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"13,0,0\"\u003e\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eChevrolet Camaro SS (Automatic):\u003c\/b\u003e Fits Gen5 automatic transmission models featuring Active Fuel Management (2010–2015).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"14\"\u003e3. L92 — 376 ci (6.2L) Engine Fitment\u003c\/h4\u003e\n\u003cul data-path-to-node=\"15\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"15,0,0\" data-index-in-node=\"0\"\u003eCadillac Escalade \/ Escalade ESV:\u003c\/b\u003e Fits luxury SUV luxury platforms (2007–2014).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"15,1,0\" data-index-in-node=\"0\"\u003eGMC Yukon Denali \/ Denali XL:\u003c\/b\u003e Fits full-size high-trim sport utility vehicles (2007–2014).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"15,2,0\" data-index-in-node=\"0\"\u003eChevrolet Suburban LTZ:\u003c\/b\u003e Fits premium 6.2L-equipped family haulers (2007–2014).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"15,3,0\" data-index-in-node=\"0\"\u003eChevrolet Silverado 1500 (High-End):\u003c\/b\u003e Fits luxury-trim or sport-package trucks (2007–2009).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"15,4,0\" data-index-in-node=\"0\"\u003eGMC Sierra 1500 (High-End):\u003c\/b\u003e Fits high-end luxury trim light-duty trucks (2007–2009).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-path-to-node=\"16\"\u003e4. L76 — 364 ci (6.0L) Engine Fitment\u003c\/h4\u003e\n\u003cul data-path-to-node=\"17\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"17,0,0\" data-index-in-node=\"0\"\u003eHolden Commodore SS (VE\/VF):\u003c\/b\u003e Fits Australian market 6.0L performance sedans, wagons, and Utes (2008–2017).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"0\"\u003eHolden Caprice (WM\/WN):\u003c\/b\u003e Fits long-wheelbase luxury platforms running the \u003cb data-path-to-node=\"17,1,0\" data-index-in-node=\"73\"\u003e6.0 LS intake\u003c\/b\u003e configuration (2008–2014).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"17,2,0\" data-index-in-node=\"0\"\u003eChevrolet Caprice PPV:\u003c\/b\u003e Fits North American law enforcement fleet vehicles running the L76 block (2011–2017).\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"0\"\u003ePontiac G8 GT:\u003c\/b\u003e Fits the popular sports sedan equipped with the L76 \u003cb data-path-to-node=\"17,3,0\" data-index-in-node=\"67\"\u003e6.0 LS intake manifold\u003c\/b\u003e setup (2008–2009).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_2_01f9d8c9-9c61-45b7-816e-0ca323417fcd.webp?v=1782962496\"\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003ch3\u003eHI-RAM High-Rise Induction Architecture\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"0\"\u003ePeak Powerband Target:\u003c\/b\u003e Engineered specifically for extreme engine speeds, optimizing peak torque across 5,000–7,000+ RPM and peak horsepower within a \u003cb data-path-to-node=\"5,0,0\" data-index-in-node=\"150\"\u003e7,000–8,500+ RPM\u003c\/b\u003e powerband.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,1,0\" data-index-in-node=\"0\"\u003eAirflow Optimization:\u003c\/b\u003e Features extended-length tuned intake runners paired with an oversized tunnel-ram plenum to maximize volumetric efficiency at high airflow velocities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"0\"\u003eForced Induction \u0026amp; NA Potential:\u003c\/b\u003e The definitive \u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"48\"\u003eLS high-rise intake\u003c\/b\u003e configuration for naturally aspirated big-displacement motors, large single\/twin turbochargers, and supercharged racing combinations aiming for \u003cb data-path-to-node=\"5,2,0\" data-index-in-node=\"212\"\u003e800+ horsepower\u003c\/b\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e102mm Throttle Body Flange Specification\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"0\"\u003eBore Diameter:\u003c\/b\u003e Massive \u003cb data-path-to-node=\"7,0,0\" data-index-in-node=\"23\"\u003e102mm throttle body bore\u003c\/b\u003e accepts high-volume aftermarket throttle bodies to satisfy extreme engine air demands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"7,1,0\" data-index-in-node=\"0\"\u003eRestriction Elimination:\u003c\/b\u003e Drastically minimizes intake tract restriction and boundary layer turbulence, which is critical for maximizing high-RPM boost feeding in forced-induction applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"8\"\u003eIntegrated EFI Fuel Delivery System\u003c\/h3\u003e\n\u003cul data-path-to-node=\"9\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"9,0,0\" data-index-in-node=\"0\"\u003eComplete System Inclusion:\u003c\/b\u003e Comes fully equipped with a dedicated set of matching high-flow extruded aluminum fuel rails for a true, direct-fit bolt-on installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"0\"\u003eComponent Simplification:\u003c\/b\u003e Eliminates the hassle and additional cost of tracking down separate rail kits—everything required for an \u003cb data-path-to-node=\"9,1,0\" data-index-in-node=\"131\"\u003eEFI intake manifold\u003c\/b\u003e plumbing layout is included in the box.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"10\"\u003ePrecision Rectangular Port Alignment\u003c\/h3\u003e\n\u003cul data-path-to-node=\"11\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"0\"\u003ePort Configuration Compatibility:\u003c\/b\u003e Precision-cast to ensure absolute, 100% matching alignment with factory or aftermarket \u003cb data-path-to-node=\"11,0,0\" data-index-in-node=\"121\"\u003eLS3, L92, L99, and L76 rectangular port cylinder heads\u003c\/b\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"11,1,0\" data-index-in-node=\"0\"\u003eSealing Integrity:\u003c\/b\u003e Guarantees a perfectly flush, leak-free gasket seal right out of the box with zero grinding, porting, or head modifications required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"12\"\u003ePremium Cast Aluminum Alloy Construction\u003c\/h3\u003e\n\u003cul data-path-to-node=\"13\"\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"0\"\u003eStructural Durability:\u003c\/b\u003e Every square inch of the runner walls and plenum surfaces is precision-cast from high-grade \u003cb data-path-to-node=\"13,0,0\" data-index-in-node=\"115\"\u003eLS aluminum intake\u003c\/b\u003e alloy, engineered to resist cracking or ballooning under extreme boost pressures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"13,1,0\" data-index-in-node=\"0\"\u003eSurface Coating Protectant:\u003c\/b\u003e Finished with a brilliant polished silver coating that delivers rugged anti-rust, anti-corrosion, and high-temperature resistant properties.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb data-path-to-node=\"13,2,0\" data-index-in-node=\"0\"\u003ePhysical Dimension Footprint:\u003c\/b\u003e\n\u003cul data-path-to-node=\"13,2,1\"\u003e\n\u003cli\u003eTotal Length: \u003cb data-path-to-node=\"13,2,1,0,0\" data-index-in-node=\"14\"\u003e23.96 inches\u003c\/b\u003e (608.49 mm)\u003c\/li\u003e\n\u003cli\u003eTotal Width: \u003cb data-path-to-node=\"13,2,1,1,0\" data-index-in-node=\"13\"\u003e13.33 inches\u003c\/b\u003e (338.50 mm)\u003c\/li\u003e\n\u003cli\u003eTotal Height: \u003cb data-path-to-node=\"13,2,1,2,0\" data-index-in-node=\"14\"\u003e12.03 inches\u003c\/b\u003e (305.46 mm)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_3_72262d41-1cf3-44bb-be29-20cd8a5f251d.webp?v=1782962514\"\u003e\u003c\/div\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEVIL ENERGY LS3 HI-RAM EFI Intake Manifold, Polished Silver (Part No. 300117) × 1\u003c\/li\u003e\n\u003cli\u003eEFI Fuel Rails × 1 Set\u003c\/li\u003e\n\u003cli\u003eComplete Installation Hardware Kit × 1\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_4_b4b98738-9f76-42a5-85d0-f84e865ff13e.webp?v=1783057460\" alt=\"\"\u003e\u003c\/div\u003e\n\u003carticle\u003e\n\u003ch2\u003eWhy Choose EVIL ENERGY LS3 HI-RAM Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eWhen every horsepower counts, the EVIL ENERGY \u003cstrong\u003eLS3 HI-RAM EFI intake manifold\u003c\/strong\u003e delivers the high-RPM airflow, 102mm capacity, and build quality that serious racers and engine builders demand. Every \u003cstrong\u003eLS intake manifold\u003c\/strong\u003e we produce is precision cast from premium aluminum — designed as a direct bolt-on upgrade for rectangular port LS platforms. Whether you're building a turbocharged drag car, a supercharged track weapon, or a max-effort naturally aspirated race engine, this \u003cstrong\u003eHI-RAM intake\u003c\/strong\u003e with included fuel rails is engineered to help you reach your 800+ HP target.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven Race-Level Performance:\u003c\/strong\u003e HI-RAM high-rise design optimized for 7,000–8,500+ RPM peak power — the intake manifold of choice for turbo, supercharger, and big-displacement NA builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEverything Included:\u003c\/strong\u003e EFI fuel rails and complete hardware kit included — no need to source separate components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Returns\u003c\/strong\u003e: \u003cstrong\u003e90-day\u003c\/strong\u003e hassle-free return with free return shipping (unused, uninstalled).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty\u003c\/strong\u003e: \u003cstrong\u003e1-year\u003c\/strong\u003e warranty on all products.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cspan class=\"font-semibold\"\u003eWho Is This EVIL ENERGY LS Engine Intake Manifold For?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal my-2\"\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eEVIL ENERGY intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis designed for performance-focused builders who need a high-rise\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eEFI intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003efor rectangular-port GM LS combinations. This\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS engine intake manifold\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis best suited for users building\u003cstrong\u003e \u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS3\u003c\/span\u003e, \u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eL92\u003c\/span\u003e, \u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eL99\u003c\/span\u003e, or \u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eL76\u003c\/span\u003e engine\u003c\/strong\u003e combinations and looking for a polished\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS aluminum intake\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ewith\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003e102 mm\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ethrottle body compatibility and included\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eEFI fuel rails\u003c\/span\u003e.\u003c\/p\u003e\n\u003cp class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal my-2\"\u003eThis\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS3 intake manifold\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a strong fit for:\u003c\/p\u003e\n\u003cul class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mt-0 mb-4 list-disc pl-4\"\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eLS engine builders upgrading from a stock composite intake to a high-rise aluminum setup\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003e\n\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003e6.0 LS intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eshoppers building\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eL76\u003c\/span\u003e-based performance combinations\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003e\n\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS high ram intake\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ebuyers planning turbocharged, supercharged, or high-RPM naturally aspirated EFI builds\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eLS swap enthusiasts who need a rectangular-port\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003efuel injection manifold\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eTrack-day, drag racing, and street\/strip builders prioritizing upper-RPM airflow over stock-style packaging\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal my-2\"\u003e\u003cspan class=\"font-semibold\"\u003eBest Use Scenarios\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal my-2\"\u003eThis\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis ideal for the following applications:\u003c\/p\u003e\n\u003cul class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mt-0 mb-4 list-disc pl-4\"\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eHigh-RPM EFI performance builds targeting strong top-end horsepower\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003e\n\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS3 intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eupgrades for rectangular-port\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003e6.2L\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ecombinations\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003e\n\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS 6.0 intake manifold\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eupgrades for\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eL76 6.0L\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ebuilds using EFI\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eTurbo and supercharged projects requiring a durable\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS aluminum intake\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eCustom LS swap builds where hood clearance, throttle body size, and EFI layout are already part of the build plan\u003c\/li\u003e\n\u003cli class=\"text-size-chat leading-[calc(var(--codex-chat-font-size)+8px)] extension:leading-normal mb-1.5\"\u003eRace-oriented or weekend performance vehicles using a\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS high-rise intake\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003erather than a stock-height manifold\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cstrong class=\"font-semibold\"\u003e\u003c\/strong\u003e\u003c\/article\u003e\n\u003ch3\u003e\n\u003cspan class=\"font-semibold\"\u003eImportant Buyer Fit Note\u003c\/span\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003cp\u003eBecause this\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eLS high ram intake\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003euses a\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003eHI-RAM (High-Rise)\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003edesign and measures\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"_inlineMarkdown_1bwu2_123 inline-markdown text-size-chat-sm font-mono blend bg-token-text-code-block-background rounded-sm px-1.5 py-0.5 leading-none extension:bg-token-foreground\/10 electron:bg-token-list-hover-background\/60\"\u003e12.03 inches\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003ein height, it is best for buyers who have already planned for additional hood clearance. It is not the ideal choice for stock hood applications or buyers seeking a low-profile street replacement manifold.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":45889221787784,"sku":"EVBUH0007015","price":489.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/01_57624537-0ecb-4793-be03-20585cbb7ca8.webp?v=1779871461"},{"product_id":"ls-carburetor-intake-manifold-ls1-ls2-ls6","title":"EVIL ENERGY Dual Plane LS1 LS2 LS6 Carburetor Intake Manifold","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eIntake Manifold Product Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eBrand\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003ePart Number\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e300-130\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eProduct Name\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eDual Plane Intake Manifold - GM LS1\/LS2\/LS6 (Aluminum)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eManifold Type\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eDual Plane Carburetor Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eFuel System Compatibility\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eIntake Style\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eOriginal-style intake layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eRPM Range\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e2000-4500 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eMaterial\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eColor\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eSilver\/Black\/Polished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eCompatible Engine Family\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eGM LS Gen III or Gen IV engines equipped with LS1\/LS2\/LS6 style cathedral port cylinder heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eCompatible Engines\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eLS1 5.7L Gen III, LS2 6.0L Gen IV, LS6 5.7L Gen III high-performance applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eDimensions\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e17.1 in (L) x 13.27 in (W) x 5.67 in (H) \/ 434.37 mm x 337.15 mm x 143.97 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eBest Use\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003eStreet driving, cruising, occasional track days, and responsive low-to-mid RPM LS carburetor conversions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Dual_Plane_LS1_LS2_LS6_Carburetor_Intake_Manifold-7.6-a1.webp?v=1783309093\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch2\u003eEVIL ENERGY LS Cathedral Port Dual Plane Intake Manifold Summary\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVIL ENERGY dual plane LS carburetor intake manifold\u003c\/strong\u003e is built for \u003cstrong\u003eGM LS1, LS2, and LS6 cathedral port engines\u003c\/strong\u003e that need strong street torque, crisp throttle response, and reliable carburetor performance. Designed for the \u003cstrong\u003e2000-4500 RPM\u003c\/strong\u003e range, this \u003cstrong\u003eLS carburetor intake manifold\u003c\/strong\u003e focuses on the powerband most street cars actually use: launch, cruise, roll-on acceleration, and weekend driving.\u003c\/p\u003e\n\u003cp\u003eCompared with a high-RPM single plane layout, the \u003cstrong\u003edual plane design\u003c\/strong\u003e separates the plenum into two intake paths. This helps improve intake velocity at lower and middle engine speeds, reducing cylinder-to-cylinder airflow competition and giving the engine a more immediate response when you open the throttle. For \u003cstrong\u003eLS swap builders\u003c\/strong\u003e moving toward a simple carbureted setup, this manifold is a practical upgrade for drivability-focused cathedral port combinations.\u003c\/p\u003e\n\u003ch2\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Dual_Plane_LS1_LS2_LS6_Carburetor_Intake_Manifold-7.6-a2.webp?v=1783309071\" alt=\"\"\u003e\u003c\/h2\u003e\n\u003ch2\u003eVehicle \u0026amp; Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eEVIL ENERGY intake manifold\u003c\/strong\u003e fits \u003cstrong\u003eGM LS Gen III or Gen IV engines equipped with LS1, LS2, or LS6 style cathedral port cylinder heads\u003c\/strong\u003e. Common LS1 applications include the Chevrolet Corvette C5, Chevrolet Camaro, Pontiac Firebird, early Cadillac CTS-V applications, Holden Monaro \/ Commodore platforms, and select Chevrolet SSR models. LS2 applications include the Chevrolet Corvette C6, Pontiac GTO, Cadillac CTS-V, Pontiac G8 GT, Holden HSV models, and Chevrolet SSR. LS6 applications include the Chevrolet Corvette C5 Z06, Cadillac CTS-V, and select high-performance SSR applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlways verify cylinder head port shape before ordering.\u003c\/strong\u003e This manifold is intended for \u003cstrong\u003ecathedral port LS1\/LS2\/LS6 style cylinder heads\u003c\/strong\u003e, not LS3\/L92\/L99\/L76 rectangular port cylinder heads.\u003c\/p\u003e\n\u003ch2\u003eKey Features - EVIL ENERGY LS Carburetor Intake Manifold\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Plane Street Torque:\u003c\/strong\u003e The dual plane structure supports strong low-to-mid RPM torque by improving intake velocity and helping each cylinder receive a cleaner air charge during street driving.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2000-4500 RPM Powerband:\u003c\/strong\u003e Tuned for responsive throttle feel, cruising, and roll-on acceleration rather than narrow high-RPM-only performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor-Ready LS Conversion:\u003c\/strong\u003e Built for carbureted LS applications, making it a strong choice for builders who want a simpler mechanical fuel delivery layout.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Construction:\u003c\/strong\u003e The cast aluminum body provides a durable intake platform while reducing weight compared with many factory-style cast iron components.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSatin Silver Finish:\u003c\/strong\u003e The silver satin surface gives the engine bay a clean performance look while matching classic street and swap builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Dual_Plane_LS1_LS2_LS6_Carburetor_Intake_Manifold-7.6-a3.webp?v=1783309131\" alt=\"\"\u003ePackage Contents \u0026amp; Unboxing Checklist\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEVIL ENERGY Intake Manifold (Part No. 300-130) x 1\u003c\/th\u003e\n\u003ctd\u003eYou will receive one brand-new EVIL ENERGY dual plane LS carburetor intake manifold for GM LS1, LS2, and LS6 cathedral port engines, finished in satin silver.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eComplete Heavy-Duty Installation Hardware Kit x 1\u003c\/th\u003e\n\u003ctd\u003eIncludes the necessary mounting hardware and installation accessories for a reliable LS intake manifold and carburetor swap. Confirm the hardware against your engine setup before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Dual_Plane_LS1_LS2_LS6_Carburetor_Intake_Manifold-7.6-a4.webp?v=1783309162\" alt=\"\"\u003eWhy Choose This Dual Plane LS Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eThis manifold is best for builders who care about \u003cstrong\u003eusable power\u003c\/strong\u003e, not just peak dyno numbers. On a street-driven LS engine, \u003cstrong\u003ethrottle response, idle quality, vacuum signal, and mid-range torque\u003c\/strong\u003e matter every time the car leaves a stoplight or rolls into the throttle on the highway. The \u003cstrong\u003eEVIL ENERGY dual plane LS intake manifold\u003c\/strong\u003e is designed for exactly that kind of real-world performance.\u003c\/p\u003e\n\u003cp\u003eIf your project is a Corvette, Camaro, Firebird, GTO, CTS-V, Holden, or LS-swapped classic using \u003cstrong\u003ecathedral port heads\u003c\/strong\u003e, this \u003cstrong\u003edual plane LS carburetor intake manifold\u003c\/strong\u003e gives you a balanced intake solution for cruising, street performance, and occasional track use.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Silver","offer_id":46164078067848,"sku":"EVBUH0007025","price":169.99,"currency_code":"USD","in_stock":false},{"title":"Black","offer_id":46164078100616,"sku":"EVBUH0007026","price":189.99,"currency_code":"USD","in_stock":false},{"title":"Polished Silver","offer_id":46430825218184,"sku":"EVBUH0007027","price":209.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/DualPlaneLS1LS2LS6CarburetorIntakeManifold-7.6-m1.webp?v=1783309202"},{"product_id":"ls-efi-intake-manifold-fuel-rails-cathedral-port","title":"EVIL ENERGY LS1 LS2 LS6 EFI Intake Manifold with Fuel Rails","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eIntake Manifold Product Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e300-137\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eLS EFI Intake Manifold with Fuel Rails for LS1\/LS2\/LS6 Cathedral Port Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManifold Type\u003c\/th\u003e\n\u003ctd\u003eSingle Plane \/ Hybrid Performance EFI Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel System Compatibility\u003c\/th\u003e\n\u003ctd\u003eEFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIncluded Fuel Delivery\u003c\/th\u003e\n\u003ctd\u003eFuel rails included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntake Style\u003c\/th\u003e\n\u003ctd\u003ePerformance LS EFI intake layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating Range\u003c\/th\u003e\n\u003ctd\u003eApprox. 3,500-5,500 RPM torque range and approx. 6,000-7,200 RPM horsepower range, depending on the full engine combination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor \/ Variant\u003c\/th\u003e\n\u003ctd\u003eSilver \/ Black \/ Polished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Engine Family\u003c\/th\u003e\n\u003ctd\u003eGM LS Gen III or Gen IV engines equipped with LS1\/LS2\/LS6 style cathedral port cylinder heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Engines\u003c\/th\u003e\n\u003ctd\u003eLS1 5.7L Gen III, LS2 6.0L Gen IV, LS6 5.7L Gen III, and compatible cathedral port LS combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNot Compatible With\u003c\/th\u003e\n\u003ctd\u003eLS3\/L92\/L99\/L76 rectangular port cylinder heads unless the engine has been converted to compatible cathedral port heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommon Reference Applications\u003c\/th\u003e\n\u003ctd\u003eChevrolet Corvette C5, Chevrolet Camaro, Pontiac Firebird \/ Trans Am, Cadillac CTS-V, Holden Monaro \/ Commodore \/ HSV, Pontiac GTO, Chevrolet SSR, and other compatible LS1\/LS2\/LS6 cathedral port applications. Final fitment depends on engine, cylinder heads, throttle body, injectors, fuel system, hood clearance, and installation configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest Use\u003c\/th\u003e\n\u003ctd\u003ePerformance street cars, muscle cars, LS swaps, drift builds, track-day LS platforms, and EFI cathedral port intake upgrades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_1_dcd6938c-de9c-420f-a93c-7f25222c219b.webp?v=1783419492\" alt=\"EVIL ENERGY LS EFI intake manifold with fuel rails for LS1 LS2 LS6 cathedral port engines\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY LS EFI Intake Manifold with Fuel Rails\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVIL ENERGY LS EFI intake manifold\u003c\/strong\u003e is designed for compatible \u003cstrong\u003eGM LS1, LS2, and LS6 cathedral port engines\u003c\/strong\u003e that need an EFI-ready intake upgrade with included fuel rails. This \u003cstrong\u003eLS intake manifold\u003c\/strong\u003e uses a cast aluminum performance layout for cathedral port LS combinations and is suitable for performance street cars, LS swaps, muscle car builds, drift cars, and track-day projects when the full engine setup supports the intake configuration.\u003c\/p\u003e\n\u003cp\u003eFor builders upgrading an \u003cstrong\u003eLS engine intake manifold\u003c\/strong\u003e, the included fuel rails help simplify the EFI intake setup, but final compatibility still depends on injector style, fuel line fittings, regulator setup, throttle body size, MAP\/IAT sensor needs, hood clearance, and tuning. This manifold is intended for LS1\/LS2\/LS6 style \u003cstrong\u003ecathedral port cylinder heads\u003c\/strong\u003e, not LS3\/L92\/L99\/L76 rectangular port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always confirm cylinder head port shape, throttle body compatibility, injector length, fuel rail fittings, hood clearance, sensor placement, vacuum ports, gasket style, and tuning requirements before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_2_173bfbe7-d9cf-45e5-94d6-b5345f1d4b41.webp?v=1783419520\" alt=\"LS1 LS2 LS6 cathedral port EFI intake manifold with cast aluminum body and fuel rails\"\u003e\u003c\/p\u003e\n\u003ch2\u003eVehicle and Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eEVIL ENERGY LS intake manifold\u003c\/strong\u003e is designed for GM LS Gen III or Gen IV engines equipped with LS1, LS2, or LS6 style cathedral port cylinder heads. Common reference applications include Chevrolet Corvette C5, Chevrolet Camaro, Pontiac Firebird \/ Trans Am, Cadillac CTS-V, Holden Monaro, Holden Commodore, Holden HSV, Pontiac GTO, Chevrolet SSR, and compatible LS-swapped platforms.\u003c\/p\u003e\n\u003cp\u003eVehicle names are provided as reference examples only. Engine swaps, cylinder head changes, throttle body selection, injector length, fuel rail fittings, hood clearance, accessory routing, sensor placement, and tuning can affect final fitment. Always verify that your engine uses \u003cstrong\u003ecathedral port LS cylinder heads\u003c\/strong\u003e before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_3_dc7b3b6c-022f-4e38-ba20-56b459b1a54e.webp?v=1783419536\" alt=\"EVIL ENERGY cathedral port LS intake manifold for EFI performance builds with fuel rails\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features - EVIL ENERGY LS EFI Intake Manifold\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS1\/LS2\/LS6 Cathedral Port Fitment:\u003c\/strong\u003e Designed for compatible GM LS Gen III or Gen IV engines using LS1, LS2, or LS6 style cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFI Intake Manifold Upgrade:\u003c\/strong\u003e Built for fuel-injected LS applications where the user needs an EFI-compatible intake manifold with fuel rails included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFuel Rails Included:\u003c\/strong\u003e The included fuel rails help support the EFI plumbing layout. Confirm injector size, O-ring style, fuel line fittings, regulator setup, and fuel pressure requirements before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance RPM Focus:\u003c\/strong\u003e The listed operating range targets mid-range and upper-RPM performance, depending on the full engine combination, camshaft, cylinder heads, throttle body, exhaust, and tuning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Construction:\u003c\/strong\u003e The cast aluminum body provides a durable intake platform for compatible LS performance street cars, muscle cars, LS swaps, drift builds, and track-day projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCathedral Port LS Build Support:\u003c\/strong\u003e A practical choice for builders working with LS1 intake manifold, LS2 intake manifold, or LS6 intake manifold upgrade paths where cathedral port compatibility is required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents and Installation Checklist\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEVIL ENERGY Intake Manifold, Part No. 300-137 x 1\u003c\/th\u003e\n\u003ctd\u003eOne EVIL ENERGY LS EFI intake manifold for compatible GM LS1, LS2, and LS6 style cathedral port engines.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEFI Fuel Rails x 1 Set\u003c\/th\u003e\n\u003ctd\u003eIncludes matching fuel rails for the LS EFI intake manifold setup. Confirm injector length, O-ring size, fuel line fittings, regulator setup, and fuel pressure compatibility with your build before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation Hardware Kit x 1\u003c\/th\u003e\n\u003ctd\u003eIncludes mounting hardware and installation accessories. Confirm all hardware against your engine, cylinder heads, intake gaskets, throttle body, sensors, and accessory setup before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBefore Installation, Check These Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that your engine uses LS1\/LS2\/LS6 style cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eDo not use this manifold on LS3\/L92\/L99\/L76 rectangular port heads unless your engine has compatible cathedral port heads installed.\u003c\/li\u003e\n\u003cli\u003eConfirm throttle body size, bolt pattern, cable or drive-by-wire setup, and throttle linkage requirements.\u003c\/li\u003e\n\u003cli\u003eCheck injector length, injector O-ring style, fuel rail fittings, fuel pressure regulator setup, and fuel line routing.\u003c\/li\u003e\n\u003cli\u003eCheck MAP sensor, IAT sensor, vacuum ports, PCV routing, brake booster vacuum, and any required adapters.\u003c\/li\u003e\n\u003cli\u003eCheck hood clearance, accessory bracket clearance, firewall clearance, and air intake tube routing.\u003c\/li\u003e\n\u003cli\u003eUse suitable intake gaskets and follow the proper torque sequence during installation.\u003c\/li\u003e\n\u003cli\u003eEFI intake manifold changes may require tuning or calibration adjustments depending on the vehicle and build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/A_4_d1c59a34-cbc8-4cab-8cf6-54f878a6ab81.webp?v=1783419555\" alt=\"LS engine intake manifold with fuel rails for cathedral port EFI performance applications\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This LS EFI Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS EFI intake manifold with fuel rails\u003c\/strong\u003e is designed for builders who want an EFI-ready intake solution for compatible cathedral port LS engines. For many LS performance builds, airflow, injector compatibility, fuel rail setup, throttle body selection, sensor placement, and tuning support all matter when choosing the right manifold.\u003c\/p\u003e\n\u003cp\u003eFor Corvette, Camaro, Firebird, GTO, CTS-V, Holden, Chevrolet SSR, or LS-swapped projects using compatible \u003cstrong\u003eLS1\/LS2\/LS6 cathedral port heads\u003c\/strong\u003e, this \u003cstrong\u003eEVIL ENERGY LS engine intake manifold\u003c\/strong\u003e provides a practical upgrade path for performance street use, drift builds, track-day vehicles, and EFI LS projects. Final results depend on the full engine combination, throttle body, injectors, fuel system, camshaft, exhaust, tuning, and installation quality.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What engines does this LS EFI intake manifold fit?\u003c\/strong\u003e\u003cbr\u003eA: This intake manifold is designed for compatible GM LS Gen III or Gen IV engines equipped with LS1, LS2, or LS6 style cathedral port cylinder heads. Always confirm your cylinder head port shape before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this fit LS3 heads?\u003c\/strong\u003e\u003cbr\u003eA: No. LS3\/L92\/L99\/L76 style engines commonly use rectangular port heads, while this manifold is intended for LS1\/LS2\/LS6 style cathedral port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Are fuel rails included?\u003c\/strong\u003e\u003cbr\u003eA: Yes. This LS EFI intake manifold includes fuel rails. Confirm injector length, O-ring size, fitting size, fuel pressure regulator setup, and fuel line routing before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a carburetor intake manifold?\u003c\/strong\u003e\u003cbr\u003eA: No. This is an EFI intake manifold for fuel-injected LS applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What should I check before buying?\u003c\/strong\u003e\u003cbr\u003eA: Check cylinder head port shape, throttle body size, injector compatibility, fuel rail fittings, MAP\/IAT sensor needs, vacuum ports, hood clearance, gasket style, and tuning requirements before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this intake manifold require tuning?\u003c\/strong\u003e\u003cbr\u003eA: EFI intake manifold changes may require tuning or calibration adjustments depending on the vehicle, throttle body, injectors, airflow changes, camshaft, and ECU setup.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Silver","offer_id":46169537282184,"sku":"EVBUH0007001","price":229.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46169537314952,"sku":"EVBUH0007002","price":239.99,"currency_code":"USD","in_stock":false},{"title":"Polished Silver","offer_id":46255611150472,"sku":"EVBUH0007003","price":269.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVILENERGYLS1LS2LS6EFIIntakeManifoldwithFuelRails-Silver-7.6-m1.webp?v=1783419730"},{"product_id":"ls-single-plane-carburetor-intake-manifold-ls1-ls2-ls6","title":"EVIL ENERGY LS1 LS2 LS6 Single Plane Carburetor Intake Manifold","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eIntake Manifold Product Details\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003ctd\u003e300-132\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Name\u003c\/th\u003e\n\u003ctd\u003eLS Single Plane Carburetor Intake Manifold for LS1\/LS2\/LS6 Cathedral Port Engines\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eManifold Type\u003c\/th\u003e\n\u003ctd\u003eSingle Plane Carburetor Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFuel System Compatibility\u003c\/th\u003e\n\u003ctd\u003eCarburetor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIntake Style\u003c\/th\u003e\n\u003ctd\u003eHigh-RPM single plane LS carburetor intake layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRPM Range\u003c\/th\u003e\n\u003ctd\u003e5000-7500+ RPM, depending on the full engine combination\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eColor \/ Variant\u003c\/th\u003e\n\u003ctd\u003eSilver \/ Black \/ Polished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Engine Family\u003c\/th\u003e\n\u003ctd\u003eGM LS Gen III or Gen IV engines equipped with LS1\/LS2\/LS6 style cathedral port cylinder heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Engines\u003c\/th\u003e\n\u003ctd\u003eLS1 5.7L Gen III, LS2 6.0L Gen IV, LS6 5.7L Gen III, and compatible cathedral port LS combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNot Compatible With\u003c\/th\u003e\n\u003ctd\u003eLS3\/L92\/L99\/L76 rectangular port cylinder heads unless the engine has been converted to compatible cathedral port heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCommon Reference Applications\u003c\/th\u003e\n\u003ctd\u003eChevrolet Corvette C5, Chevrolet Camaro, Pontiac Firebird \/ Trans Am, Cadillac CTS-V, Holden Monaro \/ Commodore \/ HSV, Pontiac GTO, Chevrolet SSR, and other compatible LS1\/LS2\/LS6 cathedral port applications. Final fitment depends on engine, cylinder heads, carburetor setup, ignition control, hood clearance, and installation configuration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest Use\u003c\/th\u003e\n\u003ctd\u003eHigh-RPM LS carburetor builds, drag applications, track-day platforms, performance street cars, LS swaps, and compatible boosted LS combinations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS1_LS2_LS6_Single_Plane_Carburetor_Intake_Manifold-black-7.7-a1.webp?v=1783476855\" alt=\"EVIL ENERGY LS single plane carburetor intake manifold for LS1 LS2 LS6 cathedral port engines\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY LS Single Plane Carburetor Intake Manifold\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVIL ENERGY LS single plane intake manifold\u003c\/strong\u003e is designed for compatible \u003cstrong\u003eGM LS1, LS2, and LS6 cathedral port engines\u003c\/strong\u003e using a carbureted fuel system. This \u003cstrong\u003eLS carburetor intake manifold\u003c\/strong\u003e uses a cast aluminum single plane layout with a listed \u003cstrong\u003e5000-7500+ RPM\u003c\/strong\u003e operating range, making it suitable for high-RPM LS builds, drag applications, track-day platforms, and performance-focused LS swaps when the full engine combination supports that range.\u003c\/p\u003e\n\u003cp\u003eUnlike a dual plane LS intake manifold that is usually chosen for low-to-mid RPM street response, a \u003cstrong\u003esingle plane intake manifold\u003c\/strong\u003e uses a shared plenum and shorter, more direct runner layout. This design is commonly selected when the build goal is upper-RPM airflow, larger camshaft support, high-speed acceleration, or a carbureted LS setup that prioritizes top-end performance over low-RPM cruising torque.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always confirm cylinder head port shape, carburetor compatibility, hood clearance, throttle linkage, fuel system setup, ignition controller needs, intake gasket style, and bolt pattern before ordering. This manifold is intended for LS1\/LS2\/LS6 style \u003cstrong\u003ecathedral port cylinder heads\u003c\/strong\u003e, not LS3\/L92\/L99\/L76 rectangular port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS1_LS2_LS6_Single_Plane_Carburetor_Intake_Manifold-black-7.7-a2.webp?v=1783476872\" alt=\"LS1 LS2 LS6 cathedral port single plane carburetor intake manifold in black finish\"\u003e\u003c\/p\u003e\n\u003ch2\u003eVehicle and Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eEVIL ENERGY LS intake manifold\u003c\/strong\u003e is designed for GM LS Gen III or Gen IV engines equipped with LS1, LS2, or LS6 style cathedral port cylinder heads. Common reference applications include Chevrolet Corvette C5, Chevrolet Camaro, Pontiac Firebird \/ Trans Am, Cadillac CTS-V, Holden Monaro, Holden Commodore, Holden HSV, Pontiac GTO, Chevrolet SSR, and compatible LS-swapped platforms.\u003c\/p\u003e\n\u003cp\u003eVehicle names are provided as reference examples only. Engine swaps, cylinder head changes, carburetor selection, ignition control, throttle cable routing, fuel pressure regulation, hood clearance, and accessory clearance can affect final fitment. Always verify that your engine uses \u003cstrong\u003ecathedral port LS cylinder heads\u003c\/strong\u003e before installation.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS1_LS2_LS6_Single_Plane_Carburetor_Intake_Manifold-black-7.7-a3.webp?v=1783476889\" alt=\"EVIL ENERGY LS carb intake manifold with single plane cathedral port layout\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features - EVIL ENERGY LS Single Plane Intake Manifold\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS1\/LS2\/LS6 Cathedral Port Fitment:\u003c\/strong\u003e Designed for compatible GM LS Gen III or Gen IV engines using LS1, LS2, or LS6 style cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Plane High-RPM Layout:\u003c\/strong\u003e The shared plenum and direct runner design support upper-RPM airflow for builds focused on high-speed performance rather than low-RPM-only drivability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000-7500+ RPM Operating Range:\u003c\/strong\u003e Built for LS combinations where the camshaft, cylinder heads, exhaust, carburetor, ignition setup, and gearing support a higher operating range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarburetor-Ready LS Conversion:\u003c\/strong\u003e A practical option for builders replacing an EFI-style intake setup with a carburetor intake manifold on a compatible cathedral port LS engine.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Construction:\u003c\/strong\u003e The cast aluminum body provides a durable intake platform for high-RPM LS carburetor builds, street\/strip projects, and track-focused applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoosted Build Compatible When Properly Matched:\u003c\/strong\u003e This single plane layout may be used in turbocharged or supercharged LS combinations when the carburetor, fuel system, ignition control, and tuning strategy are matched to the build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents and Installation Checklist\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEVIL ENERGY Intake Manifold, Part No. 300-132 x 1\u003c\/th\u003e\n\u003ctd\u003eOne EVIL ENERGY LS1\/LS2\/LS6 single plane carburetor intake manifold for compatible GM cathedral port LS engines.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation Hardware Kit x 1\u003c\/th\u003e\n\u003ctd\u003eIncludes mounting hardware and installation accessories. Confirm all hardware against your engine, cylinder heads, carburetor, intake gaskets, throttle linkage, and accessory setup before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBefore Installation, Check These Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that your engine uses LS1\/LS2\/LS6 style cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eDo not use this manifold on LS3\/L92\/L99\/L76 rectangular port heads unless your engine has compatible cathedral port heads installed.\u003c\/li\u003e\n\u003cli\u003eConfirm carburetor size, mounting pattern, throttle linkage, throttle cable bracket, fuel line routing, and air cleaner clearance.\u003c\/li\u003e\n\u003cli\u003eCarbureted LS conversions may require a compatible ignition controller, fuel pressure regulator, carburetor linkage parts, and other supporting components depending on the build.\u003c\/li\u003e\n\u003cli\u003eCheck hood clearance, brake booster clearance, firewall clearance, accessory bracket clearance, vacuum ports, and PCV routing.\u003c\/li\u003e\n\u003cli\u003eUse suitable intake gaskets and follow the proper torque sequence during installation.\u003c\/li\u003e\n\u003cli\u003eHigh-RPM intake changes may require tuning, gearing, camshaft, exhaust, and fuel system support to work as intended.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS1_LS2_LS6_Single_Plane_Carburetor_Intake_Manifold-black-7.7-a4.webp?v=1783476903\" alt=\"Single plane LS carburetor intake manifold for high-RPM cathedral port LS builds\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This LS Single Plane Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS single plane intake manifold\u003c\/strong\u003e is designed for builders who want a carburetor-ready intake option for compatible cathedral port LS engines and a higher operating RPM range. For many high-RPM LS builds, airflow demand, camshaft profile, cylinder head flow, carburetor sizing, ignition control, exhaust setup, and gearing all matter when choosing the right manifold.\u003c\/p\u003e\n\u003cp\u003eFor Corvette, Camaro, Firebird, GTO, CTS-V, Holden, Chevrolet SSR, or LS-swapped projects using compatible \u003cstrong\u003eLS1\/LS2\/LS6 cathedral port heads\u003c\/strong\u003e, this \u003cstrong\u003eEVIL ENERGY LS engine intake manifold\u003c\/strong\u003e provides a focused option for high-RPM carbureted LS applications. Final results depend on the full engine combination, carburetor size, camshaft, exhaust, ignition timing, fuel system, tuning, and installation quality.\u003c\/p\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What engines does this LS single plane intake manifold fit?\u003c\/strong\u003e\u003cbr\u003eA: This intake manifold is designed for compatible GM LS Gen III or Gen IV engines equipped with LS1, LS2, or LS6 style cathedral port cylinder heads. Always confirm your cylinder head port shape before ordering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Will this fit LS3 heads?\u003c\/strong\u003e\u003cbr\u003eA: No. LS3\/L92\/L99\/L76 style engines commonly use rectangular port heads, while this manifold is intended for LS1\/LS2\/LS6 style cathedral port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a carburetor intake manifold?\u003c\/strong\u003e\u003cbr\u003eA: Yes. This is a single plane LS carburetor intake manifold designed for compatible carbureted LS applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What RPM range is this manifold designed for?\u003c\/strong\u003e\u003cbr\u003eA: The listed operating range is 5000-7500+ RPM. Actual performance depends on the camshaft, cylinder heads, carburetor, exhaust, fuel system, ignition setup, gearing, and tuning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is a single plane intake better than a dual plane intake?\u003c\/strong\u003e\u003cbr\u003eA: It depends on the engine combination and driving goal. A single plane intake is commonly chosen for higher RPM airflow, while a dual plane intake is often preferred for low-to-mid RPM street response.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a good choice for daily street driving?\u003c\/strong\u003e\u003cbr\u003eA: It depends on the build. Because this is a high-RPM single plane intake manifold, it may not be ideal for users who prioritize low-RPM cruising torque. A dual plane LS intake manifold is often better for street-focused low-to-mid RPM drivability.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What should I check before buying?\u003c\/strong\u003e\u003cbr\u003eA: Check cylinder head port shape, carburetor compatibility, hood clearance, throttle linkage, ignition controller requirements, fuel system setup, gasket style, bolt pattern, and supporting engine modifications before ordering.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Black","offer_id":46172295102600,"sku":"EVBUH0007020","price":179.99,"currency_code":"USD","in_stock":true},{"title":"Silver","offer_id":46172295069832,"sku":"EVBUH0007019","price":159.99,"currency_code":"USD","in_stock":true},{"title":"Polished Silver","offer_id":46241000161416,"sku":"EVBUH0007021","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVILENERGYLS1LS2LS6SinglePlaneCarburetorIntakeManifold-black-7.7-m1.webp?v=1783476925"},{"product_id":"ls3-l92-l99-l76-efi-intake-manifold-fuel-rails","title":"EVIL ENERGY LS3 L92 L99 L76 EFI Intake Manifold with Fuel Rails","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ch2\u003eIntake Manifold Product Details\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 920.906px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eEVIL ENERGY\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003ePart Number\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003e300136 \/ 300-136\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eProduct Name\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eLS3 L92 L99 L76 EFI Intake Manifold with Fuel Rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eApplication Focus\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eLS intake manifold for compatible rectangular port LS3, L92, L99, and L76 EFI performance builds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eIntake Category\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eLS EFI intake manifold \/ rectangular port intake manifold \/ intake manifold with fuel rails\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eManifold Type\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eSingle Plane \/ Hybrid Performance Intake Manifold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eFuel System Compatibility\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eEFI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 58.7812px;\"\u003ePort Compatibility\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 58.7812px;\"\u003eDesigned for LS3\/L92\/L99\/L76 style rectangular port cylinder heads. Not intended for LS1, LS2, or LS6 cathedral port cylinder heads unless the engine has been converted to compatible rectangular port heads.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.7812px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 58.7812px;\"\u003eEFI Setup Note\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 58.7812px;\"\u003eFuel rails are included. Confirm injector length, fuel line fittings, regulator setup, MAP\/IAT sensor placement, throttle body compatibility, ECU control, and tuning requirements before installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eIntake Style\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eOriginal-style intake \/ modified elbow and performance LS EFI layout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eRPM Range\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003ePeak torque: approx. 3,500 - 5,500 RPM; peak horsepower: approx. 6,000 - 7,200 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eMaterial\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eCast Aluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eColor \/ Variant\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003eSilver\/Black\/Polished Silver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eCompatible Engine Family\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eGM LS Gen III engines equipped with LS3\/L92\/L99\/L76 style rectangular port cylinder heads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eCompatible Engines\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003eSmall-Block Gen IV LS3 376 cid (6.2L); L99 376 cid (6.2L); L92 376 cid (6.2L); L76 364 cid (6.0L)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 78.375px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 78.375px;\"\u003eFitment Note\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 78.375px;\"\u003eThis LS engine intake manifold is intended for compatible rectangular port LS applications and should not be assumed to fit cathedral port LS1\/LS2\/LS6 heads, Gen V LT engines, Small Block Chevy, Big Block Chevy, or unrelated engine families.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 293.906px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 293.906px;\"\u003eCompatible Vehicles\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 293.906px;\"\u003eChevrolet Corvette C6 Base (2008-2013, LS3 applications)\u003cbr\u003eChevrolet Camaro SS Fifth Gen Manual (2010-2015, LS3 applications)\u003cbr\u003ePontiac G8 GXP (2009, LS3 applications)\u003cbr\u003eHolden HSV E3 \/ Gen-F Performance Models (2013-2017, LS3 applications)\u003cbr\u003eChevrolet Camaro SS Fifth Gen Automatic (2010-2015, L99 applications)\u003cbr\u003eCadillac Escalade \/ Escalade ESV GMT900 (2007-2014, L92 applications)\u003cbr\u003eGMC Yukon Denali \/ Denali XL (2007-2014, L92 applications)\u003cbr\u003eChevrolet Suburban LTZ (2007-2014, L92 applications)\u003cbr\u003eChevrolet Silverado 1500 High-End Trims (2007-2009, L92 applications)\u003cbr\u003eGMC Sierra 1500 High-End Trims (2007-2009, L92 applications)\u003cbr\u003eHolden VE \/ VF Commodore SS (2008-2017, L76 applications)\u003cbr\u003eHolden WM \/ WN Caprice (L76 applications)\u003cbr\u003eChevrolet Caprice PPV (L76 applications)\u003cbr\u003ePontiac G8 GT (2008-2009, select L76 applications)\u003cbr\u003eChevrolet SSR Final-Year Applications (2005-2006, select L76 applications)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 19.5938px;\"\u003eDimensions\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 19.5938px;\"\u003e17.15 in (L) x 13.33 in (W) x 4.83 in (H) \/ 435.55 mm x 338.6 mm x 122.57 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.1875px;\"\u003e\n\u003cth style=\"width: 18.2572%; height: 39.1875px;\"\u003eBest Use\u003c\/th\u003e\n\u003ctd style=\"width: 79.1284%; height: 39.1875px;\"\u003ePerformance street cars, muscle cars, drift builds, track-day LS platforms, and EFI rectangular port LS upgrades\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e---!@!start!@!---Description---!@!end!@!---\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY LS3 L92 L99 L76 EFI intake manifold with fuel rails for rectangular port LS engines\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a1.webp?v=1784181315\"\u003e\u003c\/p\u003e\n\u003ch2\u003eEVIL ENERGY LS Rectangular Port EFI Intake Manifold with Fuel Rails\u003c\/h2\u003e\n\u003cp\u003eIf your rectangular port LS build needs a cleaner EFI intake setup, included fuel rails, or more airflow support than an older factory-style manifold can provide, the \u003cstrong\u003eEVIL ENERGY LS EFI intake manifold\u003c\/strong\u003e gives builders a cast aluminum option for compatible LS3, L92, L99, and L76 engines. Its approximate torque and horsepower ranges are aimed at performance street cars, muscle cars, drift builds, track-day platforms, and LS projects where the camshaft, heads, exhaust, fuel system, and tuning are matched.\u003c\/p\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS intake manifold\u003c\/strong\u003e is designed for compatible rectangular port cylinder heads and EFI fuel delivery. It is a practical option for builders replacing an older \u003cstrong\u003eLS3 intake manifold\u003c\/strong\u003e, planning an \u003cstrong\u003eintake manifold with fuel rails\u003c\/strong\u003e upgrade, or choosing a \u003cstrong\u003erectangular port intake manifold\u003c\/strong\u003e for a performance-focused LS engine setup.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Always verify cylinder head port shape, intake bolt pattern, injector length, fuel rail fitting size, throttle body setup, MAP\/IAT sensor placement, hood clearance, accessory clearance, and ECU tuning requirements before ordering. This manifold is intended for LS3\/L92\/L99\/L76 style rectangular port heads and should not be assumed to fit LS1, LS2, or LS6 cathedral port heads.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"LS rectangular port EFI intake manifold for compatible LS3 L92 L99 and L76 applications\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a2.webp?v=1784181329\"\u003e\u003c\/p\u003e\n\u003ch2\u003eVehicle and Engine Fitment\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS engine intake manifold\u003c\/strong\u003e is designed for GM LS engines equipped with \u003cstrong\u003eLS3, L92, L99, or L76 style rectangular port cylinder heads\u003c\/strong\u003e. Common LS3 applications include Chevrolet Corvette C6 Base models, manual fifth-generation Camaro SS models, Pontiac G8 GXP, and Holden HSV E3 \/ Gen-F performance platforms. L99 applications include automatic fifth-generation Camaro SS models. L92 applications include Cadillac Escalade, GMC Yukon Denali, Chevrolet Suburban LTZ, Silverado 1500, and Sierra 1500 high-end trims. L76 applications include Holden VE \/ VF Commodore SS, Holden Caprice, Chevrolet Caprice PPV, and Pontiac G8 GT platforms.\u003c\/p\u003e\n\u003cp\u003eVehicle names are provided as reference examples only. Engine swaps, cylinder head changes, cathedral port versus rectangular port differences, injector selection, throttle body setup, accessory clearance, hood clearance, and calibration requirements can affect final fitment. Before installation, confirm that your engine, cylinder heads, and EFI setup match this \u003cstrong\u003eLS EFI intake manifold\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"EVIL ENERGY LS EFI intake manifold with fuel rails for LS3 L92 L99 L76 rectangular port builds\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a3.webp?v=1784181340\"\u003e\u003c\/p\u003e\n\u003ch2\u003eKey Features - EVIL ENERGY LS EFI Intake Manifold\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRectangular Port LS Fitment:\u003c\/strong\u003e Designed for compatible LS3, L92, L99, and L76 style rectangular port cylinder head applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNot for Cathedral Port LS Heads:\u003c\/strong\u003e This manifold should not be assumed to fit LS1, LS2, or LS6 cathedral port cylinder heads unless the engine has been converted to compatible rectangular port heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEFI Fuel Rails Included:\u003c\/strong\u003e The included fuel rails support the EFI intake setup. Confirm injector length, O-ring size, fitting size, regulator setup, fuel pressure, and line routing before installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance LS Intake Layout:\u003c\/strong\u003e The single plane \/ hybrid layout supports airflow demand for matched LS combinations where mid-range response and upper-RPM breathing are both part of the build goal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproximate RPM Window:\u003c\/strong\u003e Listed around 3,500-5,500 RPM for peak torque and 6,000-7,200 RPM for peak horsepower, depending on the full engine combination.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCast Aluminum Construction:\u003c\/strong\u003e The cast aluminum body provides a durable intake platform for compatible EFI rectangular port LS performance builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLS Swap and Performance Build Support:\u003c\/strong\u003e A practical \u003cstrong\u003eLS intake manifold with fuel rails\u003c\/strong\u003e option for performance street cars, muscle cars, drift builds, track-day platforms, and rectangular port LS swaps.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents and Installation Checklist\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eEVIL ENERGY Intake Manifold, Part No. 300136 \/ 300-136 x 1\u003c\/th\u003e\n\u003ctd\u003eOne EVIL ENERGY LS3\/L92 EFI intake manifold for compatible GM rectangular port LS engines.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eEFI Fuel Rails x 1 Set\u003c\/th\u003e\n\u003ctd\u003eIncludes matching fuel rails for the LS EFI intake manifold setup. Confirm injector, fuel line, fitting, regulator, and fuel pressure compatibility with your build before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInstallation Hardware Kit x 1\u003c\/th\u003e\n\u003ctd\u003eIncludes mounting hardware and installation accessories. Confirm the hardware against your engine, cylinder heads, intake gaskets, EFI system, sensors, and accessory setup before final installation.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBefore Installation, Check These Items\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eConfirm that your engine uses LS3, L92, L99, or L76 style rectangular port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eDo not assume compatibility with LS1, LS2, or LS6 cathedral port cylinder heads.\u003c\/li\u003e\n\u003cli\u003eVerify intake port alignment, bolt pattern, gasket compatibility, and cylinder head configuration.\u003c\/li\u003e\n\u003cli\u003eConfirm injector length, injector O-ring style, fuel rail fitting size, regulator setup, and fuel pressure requirements.\u003c\/li\u003e\n\u003cli\u003eCheck throttle body compatibility, MAP\/IAT sensor placement, vacuum ports, PCV routing, and brake booster vacuum needs.\u003c\/li\u003e\n\u003cli\u003eCheck hood clearance, accessory bracket clearance, fuel line routing, wiring clearance, and surrounding engine-bay space.\u003c\/li\u003e\n\u003cli\u003eUse suitable intake gaskets and follow the proper torque sequence during installation.\u003c\/li\u003e\n\u003cli\u003eEFI intake manifold changes may require ECU calibration or tuning adjustments depending on the engine combination.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg alt=\"LS3 L92 L99 L76 rectangular port EFI intake manifold with fuel rails for performance LS builds\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVIL_ENERGY_LS3_L92_L99_L76_EFI_Intake_Manifold_with_Fuel_Rails-silver-7.15-a4.webp?v=1784181357\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Choose This LS Rectangular Port EFI Intake Manifold?\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003eLS rectangular port EFI intake manifold\u003c\/strong\u003e is designed for builders who want an EFI-ready intake option for compatible LS3, L92, L99, and L76 cylinder head combinations. For many LS performance builds, port shape, injector compatibility, fuel rail setup, throttle body selection, MAP\/IAT sensor location, ECU control, exhaust, and gearing all matter when choosing the right manifold.\u003c\/p\u003e\n\u003cp\u003eFor Corvette, Camaro SS, Escalade, Yukon Denali, Suburban, G8, Holden, Caprice, or LS-swapped projects using compatible \u003cstrong\u003eLS3\/L92\/L99\/L76 rectangular port heads\u003c\/strong\u003e, this \u003cstrong\u003eEVIL ENERGY LS EFI intake manifold\u003c\/strong\u003e provides a practical intake solution for street performance, drift, track-day, and performance EFI applications. Final results depend on the full engine combination, injector selection, fuel system, camshaft, exhaust, ignition timing, ECU tuning, and installation quality.\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Silver","offer_id":46202033799304,"sku":"EVBUH0007004","price":219.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46237588521096,"sku":"EVBUH0007005","price":239.99,"currency_code":"USD","in_stock":true},{"title":"Polished Silver","offer_id":46432055689352,"sku":"EVBUH0007006","price":259.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/EVILENERGYLS3L92L99L76EFIIntakeManifoldwithFuelRails-silver-7.15-m1.webp?v=1784181377"}],"url":"https:\/\/www.ievilenergy.com\/collections\/ls-intake-manifolds.oembed","provider":"EVILENERGY","version":"1.0","type":"link"}