{"product_id":"2003-2005-dodge-ram-5-7l-hemi-uf378-ignition-coil-spark-plug-wire-kit","title":"EVIL ENERGY UF378 Ignition Coil \u0026 8.5mm Spark Plug Wire Kit for 2003-2005 Dodge Ram 1500 2500 3500 5.7L HEMI","description":"\u003cp\u003e---!@!start!@!---Specifications---!@!end!@!---\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003e\n\u003cdiv align=\"left\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.ievilenergy.com\/products\/evil-energy-ignition-coil-uf378-compatible-with-2003-2005-dodge-chrysler-5-7l-hemi-v8-performance-coil\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEVIL ENERGY UF378 Ignition Coil Set for Dodge 5.7L HEMI V8\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eProduct Type\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eIgnition Coil Set\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eOEM Replacement Reference\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eUF378\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eBundle Engine Focus\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eDodge 5.7L 345 cu. in. HEMI V8 applications listed in the Bundle Fitment table below\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Energy\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eManufacturer-stated +7% versus OE\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Duration\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e1.526 ms\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eMaximum Voltage\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e44,000 V\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003ePrimary Resistance\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e0.7 Ω\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSecondary Resistance\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e6.67 kΩ\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eTurns Ratio\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e65:1\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003ePackage\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e8 × EVIL ENERGY UF378 replacement ignition coils\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"2\"\u003e\n\u003cdiv align=\"left\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.ievilenergy.com\/products\/evil-energy-dodge-ram-1500-5-7-hemi-spark-plug-wires-2003-2006\" rel=\"noopener noreferrer\" target=\"_blank\"\u003eEVIL ENERGY 8.5mm Spark Plug Wire Set for Dodge 5.7L HEMI\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eProduct Type\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eAutomotive Spark Plug Wire \/ Ignition Wire Set\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eBundle Engine Focus\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eDodge Gen III 5.7L HEMI V8 applications listed in the Bundle Fitment table below\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Plug Wire Outside Diameter\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e8.5 mm\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Plug Wire Conductor Material\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eStainless steel wire\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Plug Wire Insulation Material\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eSilicone\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eTemperature Range\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e-40°C (-40°F) to 220°C (428°F)\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eWire Resistance\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e293-439 Ω per foot\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eSpark Plug Boot Angle\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e90-degree DD style\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eEMI \/ RFI Suppression\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eYes\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eHeat Sleeve Material\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eBasalt\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eHeat Sleeve Size\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e22 mm inner diameter × 155 mm length\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eHeat Sleeve Temperature Reference\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eManufacturer-listed 800°C continuous and up to 2000°C instantaneous heat reference\u003c\/div\u003e\n\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\u003e\n\u003cdiv align=\"left\"\u003eRed\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003ePackage\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e8 × 8.5mm spark plug wires; 8 × basalt heat sleeves; pre-installed coil-end and 90-degree DD-style plug-end boots\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth colspan=\"4\"\u003e\n\u003cdiv align=\"left\"\u003e\u003cstrong\u003eBundle Fitment — Intersection Only\u003c\/strong\u003e\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eMake\u003c\/div\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eModel\u003c\/div\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eEngine\u003c\/div\u003e\n\u003c\/th\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003eYear\u003c\/div\u003e\n\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eDodge\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eRam 1500\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e5.7L 345Cu. In. V8 GAS OHV Naturally Aspirated\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e2003-2005\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eDodge\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eRam 2500\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e5.7L 345Cu. In. V8 GAS OHV Naturally Aspirated\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e2003-2005\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eDodge\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eRam 3500\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e5.7L 345Cu. In. V8 GAS OHV Naturally Aspirated\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e2003-2005\u003c\/div\u003e\n\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\/EVBVH0004002-4.13-a2.webp?v=1776077210\" alt=\"Dodge-Ram-1500-ignition-coil-unlocking-hidden-horsepower-with-15-20-percent-higher-energy\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/BVH0002001-4.13-a3_e7d45b45-bce4-460b-80ca-a65aa01843fe.webp?v=1776067308\" alt=\"High-output-ignition-coil-jeep-grand-cherokee-boosts-power-and-reduces-fuel-consumption\"\u003e\u003c\/p\u003e\n\u003ch2\u003e2003-2005 Dodge Ram 5.7L HEMI Ignition Coil \u0026amp; Wire Kit\u003c\/h2\u003e\n\u003cp\u003eAging coils, heat-cycled plug wires, and deteriorated boots can leave the ignition service incomplete when only one part of the 5.7L HEMI system is replaced. This EVIL ENERGY kit combines a \u003cstrong\u003ecomplete eight-coil replacement set\u003c\/strong\u003e with \u003cstrong\u003eeight 8.5mm spark plug wires and basalt heat sleeves\u003c\/strong\u003e for owners maintaining the specified 2003-2005 Dodge Ram 1500, 2500, and 3500 trucks used for daily driving, towing, work, or scheduled ignition-system service.\u003c\/p\u003e\n\u003cp\u003eThe ignition coil produces the high-voltage output, while the short secondary wire carries that output through the covered HEMI coil-and-wire layout. Replacing both components during the same service provides a coordinated way to address age, heat exposure, damaged boots, increased wire resistance, and loose coil-to-plug connections. Engine operation still depends on spark plugs, connectors, wiring, grounds, fuel delivery, compression, calibration, and the condition of the remaining systems.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Spark_Plug_Wire_Set-universal-7.16-a2.webp?v=1784196954\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch2\u003eWhy Service the 5.7L HEMI Coils and Wires Together?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne connected ignition path:\u003c\/strong\u003e The coils and secondary wires operate as related parts of the covered HEMI ignition layout, so both should be inspected during service.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete eight-cylinder package:\u003c\/strong\u003e The bundle supplies \u003cstrong\u003eeight coils, eight wires, and eight heat sleeves\u003c\/strong\u003e for the listed 5.7L V8 trucks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat-aware wire construction:\u003c\/strong\u003e The wires use an \u003cstrong\u003e8.5mm silicone-insulated body\u003c\/strong\u003e, stainless steel conductor, and manufacturer-listed EMI\/RFI suppression.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdditional boot-area protection:\u003c\/strong\u003e The included \u003cstrong\u003ebasalt sleeves\u003c\/strong\u003e provide an extra barrier against radiant engine-bay heat, but they must not contact exhaust components directly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControlled bundle scope:\u003c\/strong\u003e The fitment is limited to the three 2003-2005 Dodge Ram 5.7L HEMI applications shown above.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/BVH0001001-4.13-a4.webp?v=1776061532\" alt=\"EVIL-ENERGY-ignition-coil-Chevy-Silverado-resolving-engine-fault-lights-unwanted-shaking-and-excessive-fuel-consumption\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eUF378 Replacement Coil Set for the Early 5.7L HEMI\u003c\/h2\u003e\n\u003cp\u003eThe EVIL ENERGY replacement coil set is listed against the \u003cstrong\u003eUF378 reference\u003c\/strong\u003e. The manufacturer lists a \u003cstrong\u003e44,000 V maximum voltage\u003c\/strong\u003e, \u003cstrong\u003e1.526 ms spark duration\u003c\/strong\u003e, \u003cstrong\u003e0.7 Ω primary resistance\u003c\/strong\u003e, \u003cstrong\u003e6.67 kΩ secondary resistance\u003c\/strong\u003e, and a \u003cstrong\u003e65:1 turns ratio\u003c\/strong\u003e. These component specifications do not establish a guaranteed engine-output increase and do not replace diagnosis of the complete ignition and fuel systems.\u003c\/p\u003e\n\u003cp\u003eBefore ordering, compare the existing coil connector, mounting points, case shape, and wire connection with the product photos and the original parts on the truck. Prior engine swaps, harness repairs, or ignition-system conversions can change compatibility even when the make, model, engine, and year appear in the table.\u003c\/p\u003e\n\u003ch2\u003e8.5mm HEMI Spark Plug Wires with Basalt Heat Sleeves\u003c\/h2\u003e\n\u003cp\u003eThe included red spark plug wires use a \u003cstrong\u003estainless steel conductor\u003c\/strong\u003e with \u003cstrong\u003esilicone insulation\u003c\/strong\u003e and a manufacturer-listed resistance of \u003cstrong\u003e293-439 Ω per foot\u003c\/strong\u003e. The wire set uses \u003cstrong\u003e90-degree DD-style plug-end boots\u003c\/strong\u003e and pre-installed coil-end connections for the referenced 5.7L HEMI layout.\u003c\/p\u003e\n\u003cp\u003eEach wire is paired with a \u003cstrong\u003e22 mm × 155 mm basalt heat sleeve\u003c\/strong\u003e. Install the sleeves at the plug end where additional radiant-heat protection is needed, while keeping both the wire and sleeve away from direct exhaust contact, sharp edges, moving parts, and unnecessary tension.\u003c\/p\u003e\n\u003ch2\u003eBundle Fitment for 2003-2005 Dodge Ram 5.7L HEMI Trucks\u003c\/h2\u003e\n\u003cp\u003eThis bundle is limited to \u003cstrong\u003e2003-2005 Dodge Ram 1500\u003c\/strong\u003e, \u003cstrong\u003e2003-2005 Dodge Ram 2500\u003c\/strong\u003e, and \u003cstrong\u003e2003-2005 Dodge Ram 3500\u003c\/strong\u003e trucks equipped with the \u003cstrong\u003e5.7L 345 cu. in. naturally aspirated gasoline V8\u003c\/strong\u003e. No other model, engine size, or year range is included in this bundle listing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eUse the exact vehicle, year, and engine combination:\u003c\/strong\u003e Do not order from the HEMI name alone. Confirm that the truck retains the expected UF378-style coil connector and mounting arrangement, eight-wire layout, and 90-degree plug-boot clearance. Modified, converted, or engine-swapped trucks require direct comparison with the installed components.\u003c\/p\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003e8 × Replacement Ignition Coils\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eEVIL ENERGY coil set with UF378 replacement reference for the listed Dodge Ram 5.7L HEMI applications.\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003e8 × 8.5mm Spark Plug Wires\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003eRed silicone-insulated ignition wires with pre-installed coil-end and 90-degree DD-style plug-end boots.\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003e\n\u003cdiv align=\"left\"\u003e8 × Basalt Heat Sleeves\u003c\/div\u003e\n\u003c\/th\u003e\n\u003ctd\u003e\n\u003cdiv align=\"left\"\u003e22 mm inner diameter × 155 mm sleeves for added plug-end radiant-heat protection.\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/Spark_Plug_Wire_Set-universal-7.16-a6_57f8e671-4d94-429d-99cd-02aa48241de1.webp?v=1784197010\" alt=\"\"\u003e\u003c\/p\u003e","brand":"EVIL ENERGY","offers":[{"title":"Default Title","offer_id":67698101485704,"sku":"EVBVH4002BWA2014","price":239.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0590\/5403\/0984\/files\/BVH0004002_BWA0002014-10.20-m1.webp?v=1792460662","url":"https:\/\/www.ievilenergy.com\/products\/2003-2005-dodge-ram-5-7l-hemi-uf378-ignition-coil-spark-plug-wire-kit","provider":"EVILENERGY","version":"1.0","type":"link"}