Fuel System

Professional Performance: EVIL ENERGY Fuel System Solutions

Building a high-output engine requires a precision-engineered Fuel System. Whether you are restoring a classic with a Carburetor setup or plumbing a modern LS Swap Fuel System, EVIL ENERGY auto parts provide the reliability and flow capacity needed to protect your investment and maximize horsepower. Our complete Fuel System Kit range covers every component from the tank to the intake.

Our Core Fuel System Categories

  • Fuel Pumps Kit: The heart of your Fuel System, our pumps provide consistent high-pressure delivery for both street and track applications.
  • Fuel Filter Kit: Essential for protecting your injectors or Carburetor, our filters utilize high-micron stainless steel elements to remove contaminants without restricting flow.
  • Fuel Pressure Regulators Kit: Maintain the perfect PSI for your EFI System. Our regulators are adjustable and feature a boost-reference port for forced induction builds.
  • Fuel Cell Kit: Ideal for racing and custom projects, our fuel cells offer a secure, baffled reservoir to prevent fuel slosh and ensure a steady supply to your Fuel Pumps Kit.
  • Fuel Rails: CNC-machined for precision, our Fuel Rails provide a larger internal bore to dampen pressure pulses and supply equal fuel to every cylinder in high-horsepower EFI fuel systems.
  • Carburetor: We offer specialized fittings and Fuel Line Kit options specifically designed to interface with performance Carburetor setups.

Engineered for EFI and LS Swap Projects

A modern EFI System (Electronic Fuel Injection) demands a higher level of integrity than traditional setups. EVIL ENERGY fuel systems are designed to bridge the gap between affordability and professional-grade performance:

  • E85 Compatibility: Every component in our Fuel System Kit is tested for compatibility with corrosive ethanol fuels, ensuring your EFI fuel systems won't degrade over time.
  • LS Swap Ready: Our Fuel Rails and Fuel Pressure Regulators Kit is a staple in the LS Swap Fuel System community, offering a 'plug-and-play' solution for GM's legendary V8 engine.
  • Superior Durability: By choosing evil energy fuel systems, you benefit from components rated for high-pressure environments, often exceeding 3000 PSI burst ratings on associated plumbing.

Why Choose EVIL ENERGY for Your Fuel System?

Choosing the right Fuel System components is critical for vehicle longevity and safety. EVIL ENERGY auto parts are engineered to meet the rigorous demands of modern high-performance builds.

The Gold Standard for LS Swap Fuel Systems

What does LS swap mean? It is the process of retrofitting a GM LS-series engine (where LS stands for Luxury Sport) into a different vehicle chassis. Because an LS Swap Fuel System requires consistent high pressure to function correctly, our 6an PTFE Fuel Line Kit is the preferred choice for enthusiasts. You can LS swap almost any vehicle when you have a reliable Fuel Line Kit that supports the flow demands of these legendary engines.

Optimized for Advanced EFI Fuel Systems

An EFI system (Electronic Fuel Injection) precisely manages fuel delivery to improve horsepower and engine efficiency. Modern EFI fuel systems operate at significantly higher pressures than carbureted setups, making a high-quality EFI System plumbing essential. EVIL ENERGY fuel systems utilize PTFE technology to ensure your EFI fuel systems remain leak-free and fully compatible with corrosive fuels like E85.

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High-Performance Fuel System

Welcome to the EVIL ENERGY High-Performance Fuel System collection—engineered to unlock the true potential of your V8 engine. Whether you are a high-performance enthusiast chasing maximum speed, a DIY tuner undertaking a complex LS Swap Fuel System project, or a restorer dedicated to bringing a classic vehicle back to its prime performance, we offer the complete solution for your fuel supply needs, from the tank to the injectors or carburetor.

The Fuel System is the comprehensive network of components responsible for safely storing, filtering, and delivering gasoline or diesel fuel from the fuel tank to the engine's combustion chambers. It ensures the engine receives the precise amount of fuel required for optimal performance and efficiency, whether that fuel is supplied via a carburetor or an EFI System.

While modern classifications vary, the four primary historical and technological categories of Fuel System designs are:
1. Carburetor Systems: Uses vacuum to draw fuel into the air stream (Older classic cars, e.g., using a 4-Barrel Carburetor).
2. Throttle Body Injection (TBI) / Single Point Injection: Uses one or two injectors mounted in a throttle body (Early electronic injection).
3. Port Fuel Injection (PFI) / Multi-Point Injection (MPI): The most common EFI System, where each cylinder has its own dedicated injector located in the intake manifold.
4. Direct Injection (DI): Fuel is injected directly into the combustion chamber under very high pressure (Modern performance and efficiency engines).

Our evil energy fuel systems are more than mere replacement parts; they are a commitment to performance and longevity. Through integrated design and premium materials, we help you master complex Fuel System challenges, ensuring your modification project proceeds smoothly and translates directly into measurable horsepower gains.

Explore the EVIL ENERGY high-performance Fuel System collection today, and guarantee your V8 engine the consistent, massive power supply it needs!

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Featured Products

EVIL ENERGY PTFE Hose End Fitting for PTFE Hose Only (3/4/6/8/10/12AN) - Black - EVILENERGY[Straight,1PC]
EVIL ENERGY PTFE Hose End Fitting for PTFE Hose Only (3/4/6/8/10/12AN) - Black

Engineered for high-pressure, high-temperature fuel systems, the EVIL ENERGY PTFE Hose End Fitting delivers leak-proof performance for PTFE fuel lines in performance builds, LS swaps, boosted engines, and ethanol-based fuel setups. Made from 6061-T6 aluminum with a 360° swivel design, these AN fittings ensure a clean, secure, and easy-to-assemble connection—ideal for builders who demand durability and precision.

$8.99
$8.99
$0.00
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[Black,Without Bracket] black inline evil energy fuel filter with directional arrow and multiple AN fuel line fittingsevil energy fuel filter kit with stainless steel inline fuel filter, AN fittings, and mounting hardware
EVIL ENERGY Inline Fuel Filter with 6AN 8AN 10AN Adapter and Bracket Universal 10/30/40/100 Micron - Black

[Application] Universal fuel filter, includes an6, an8, an10 adapters for different size applications. With mounting bracket keeps the engine bar stylish and clean.

  • [Material] Aluminum alloy fuel filter can and stainless steel filter element.
  • [O-ring] The o-ring provides a tight seal for fittings and end caps.
  • [Function] Can be used for filtering gasoline, diesel, etc. Captures contaminant particles of 10 micron and above to protect the fuel system of the vehicle.
  • [Feature] Removable design, easy to clean or replace filter element at regular time.
  • [Installation Tips] We have debugged the installation direction of the fuel filters before delivery. Please check and ensure the closed end of the filter element docks with the spring. Let the liquid flow following the arrow from the spring end to the other end, and the fuel filter will serve longer.
$23.99
$23.99
$24.99
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[20FT] EVIL ENERGY PTFE Fuel Line Kit, complete black hose & fittings set, 180-day return[16FT] EVIL ENERGY PTFE Fuel Line Kit, black braided hose, fittings, free shipping & return
EVIL ENERGY 4/6/8/10AN PTFE Fuel Line Kit | E85 Nylon Braided Hose | 16/20FT Black Black with Comprehensive Fittings

Three-Layer Construction: Our fuel lines are constructed with a triple-layer material for unparalleled performance and protection. The innermost layer is made of PTFE for maximum chemical resistance, a braided stainless steel layer for strength and durability, and an outer nylon layer for added abrasion resistance and protection.

Multiple Sizes: We offer our fuel lines in 4AN, 6AN, 8AN, and 10AN sizes, catering to the diverse needs of various fuel delivery systems.

Fitting Types: Our kit includes a variety of fittings at 0°, 90°, 45°, and 180° angles, ensuring versatility and flexibility during installation, allowing for custom routing in tight or complex spaces.

Precision Fit and Leak-Free Performance: The combination of the PTFE inner layer and the high-quality aluminum hose ends ensures a precision fit and leak-free connection, even under extreme pressure, providing a safe and reliable fuel system.

$62.09
$62.09
$70.99
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[20FT] EVIL ENERGY PTFE Fuel Hose Kit, complete black braided hose & fittings set[10FT] EVIL ENERGY PTFE Fuel Hose Kit, complete black braided hose & fittings set
EVIL ENERGY 6AN 3/8-inch PTFE LS Swap EFI Fuel Line Fitting Kit | E85 Nylon Braided Fuel Hose With Fittings 10-26FT
  • Parameter: Working temperature range: -76℉ to 446℉ (-60℃ to 230℃). Maximum working pressure: 1,500 PSI. Bursting pressure: 4,500 PSI.
  • Applicable Medium: EVIL fuel line kits are suitable for all automotive fuels, lubricants, and coolants.
  • Suitable for Wide Usage: The PTFE nylon braided fuel line is ideal for use in various high-temperature and high-pressure applications.
  • Notice: The PTFE hose is relatively hard and can't be bent or folded in half. Professional installation is highly recommended.

PTFE nylon braided fuel line kit offers superior durability for high-pressure and high-temperature applications, making it perfect for EFI systems, turbo setups, and all automotive fuels.

$76.99
$76.99
$112.49
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  • [CPE Vacuum Hose Fit] EVIL ENERGY 10-gallon fuel cell kit with aluminum fuel tank, fuel hoses, AN fittings, fuel filter, pressure gauge, and complete installation accessories, free shipping and 180-day return[CPE Fuel Hose Fit] EVIL ENERGY 10-gallon fuel cell kit with aluminum fuel tank, fuel hoses, AN fittings, fuel filter, pressure gauge, and complete installation accessories, free shipping and 180-day return
    EVIL ENERGY 10Gal Fuel Cell Kit - 300LPH Pump, CPE Lines & AN Fittings

    Fuel Cell Gas Tank‎: 10 gallon：Size: 16-inch (L) x 16-inch (W) x 9.05-inch (H), mounting tab measure diameter of 3.46-inch, inlet/outlet fitting: 10 AN

    Fuel Lines: 20FT AN8 CPE black braided hoses: ID: 0.43-inch. OD: 0.64-inch

    5FT 5/32-inch Vacuum Hose： ID:4m.OD:10mm

    External Inline Fuel Pump Electric：300LPH

    Fuel Pressure Regulator：20-120PSI

    Inline Fuel Filter：10&100 Micron

    Fittings: Swivel Hose End: Straight,45°,90°,180°

    Additional Components: Y-Block, AN to ORB adapters, AN to AN Fittings, Bulkhead Fittings, and Hose clamps.

    Application: Compatible with most modified and race-prepped vehicles.Ideal for LS swaps, turbocharged or supercharged engines, and high-flow fuel requirements.

    $649.99
    $649.99
    $731.99
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  • EVIL ENERGY EVIL ENERGY 500 CFM 1403 Square bore Performance CarburetorEVIL ENERGY EVIL ENERGY 500 CFM 1403 Square bore Performance Carburetor
    EVIL ENERGY 500 CFM 4-barrel Carburetor Electric Choke

    Automatic Transmission Optimized

    • Precisely calibrated for GM/Ford/Chrysler AT shift linkages
    • 500 CFM flow tailored to 305-390ci engines in full-size sedans/trucks
    • Square-bore flange for direct OEM manifold replacement

    Street-Smart Performance

    • Electric choke ensures one-touch cold starts (ideal for daily drivers)
    • #86 primary jets + #95 secondary jets
    • Mechanical secondaries provide predictable throttle progression

    Classic-Friendly Engineering

    • 3.25" height clears stock air cleaners
    • Staged throttle bores (1.44"/1.69") enhance low-RPM torque for automatic shifts
    • Single-line fuel inlet retains original plumbing
    $399.99
    $399.99
    $419.99
  • [Fuel Rail +Intake Manifold Bundle][Intake Manifold]
    EVIL ENERGY Single Plane Mid-Rise EFI Intake Manifold for GM LS3 L92 V8 6.2L With Fuel Rail Kits

    Fitment:

    • Fit Cadillac LS engines V8
    • 2007-2008 Cadillac Escalade ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2007-2008 Cadillac Escalade ESV ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2007-2008 Cadillac Escalade EXT ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • Fit Chevrolet LS engines V8
    • 2010-2015 Chevrolet Camaro ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2008-2013 Chevrolet Corvette ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2014-2017 Chevrolet SS ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2008-2008 Chevrolet Tahoe ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • Fit GMC LS engines V8
    • 2007-2008 GMC Sierra 1500 ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2007-2008 GMC Yukon ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • 2007-2008 GMC Yukon XL 1500 ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • Fit Hummer LS engines V8
    • 2008-2008 Hummer H2 ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    • Fit Pontiac LS engines V8
    • 2009-2009 Pontiac G8 ▪6.2L/376, EFI, Single Plain, Square Bore Flange
    $109.99
    $109.99
    $189.99
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  • EVIL ENERGY 650 CFM 4-barrel Carburetor 110 GPH External Electric Fuel Pump Kit - EVILENERGYEVIL ENERGY 650 CFM 4-barrel Carburetor 110 GPH External Electric Fuel Pump Kit - EVILENERGY
    EVIL ENERGY 650 CFM 4-Barrel Carburetor Complete Kit, Electric Choke Mechanical Secondary Shiny Finish for 300-450HP V8

    Core Performance & Compatibility

    • 650 CFM 4-barrel design: Performance upgrade for stock to mildly modified V-8 engines (street-focused power & drivability)
    • Mechanical secondary throttle: Immediate, lag-free acceleration for street driving and cruising
    • Compatible with GM, Ford, Chrysler AT shift linkages (specific setups may require additional parts)

    Convenience & Tuning

    • Factory preset electric choke: Automatic temperature adjustment for easy cold starts (no manual choke hassle)
    • Pre-calibrated: #70 main jets / #74 secondary jets / 0.031-inch pump nozzle—ready for street use out of the box; fine-tuning optional
    • Complete kit: Includes all fuel system accessories (hose, filter, pump, regulator, fittings) to avoid separate purchases

    Installation & Build

    • 100% new components: 3.25-inch height, square bore flange—fits most street engine bays
    • Durable build: Shiny aluminum carburetor + 20FT AN6 push-lock hose + 110LPH 12V fuel pump—built for long-term street reliability
    • Dual-precision filtration: 100/40 micron filters protect the carburetor and engine from debris; 5-12 PSI regulator maintains stable fuel pressure
    $725.99
    $725.99
    $749.99
  • EVIL ENERGY 10 Micron All-In-One Fuel Filter Kit with 6AN, 8AN, 10AN, 1/2-inch, 3/8-inch, 5/16-inch Barb Adapters, Universal Aluminum w/Extra Replacement Filter Element & 50MM Mounting BracketEVIL ENERGY 10 Micron All-In-One Fuel Filter Kit with 6AN, 8AN, 10AN, 1/2-inch, 3/8-inch, 5/16-inch Barb Adapters, Universal Aluminum w/Extra Replacement Filter Element & 50MM Mounting Bracket
    EVIL ENERGY 10 Micron All-In-One Fuel Filter Kit with 6AN, 8AN, 10AN, 1/2-inch, 3/8-inch, 5/16-inch Barb Adapters, Universal Aluminum w/Extra Replacement Filter Element & 50MM Mounting Bracket
    ---!@!start!@!---Specifications---!@!end!@!--- Product Details Specification Details Brand EVIL ENERGY Filter Micron Rating 10 Micron Filter Element Stainless Steel Mesh (Washable & Reusable) Filter Elements Included 2 (1 Installed, 1 Spare – Zero Downtime Service) Housing Material Precision Machined Aluminum Alloy (Corrosion Resistant) AN Adapters Included...
    $57.99
    $57.99
  • EVIL ENERGY 800 CFM 4-Barrel Carburetor with full accessories, free shipping, 180-day returnEVIL ENERGY 800 CFM 4-Barrel Carburetor specs, main jets #104, throttle bore 1.44-inch, precision design
    EVIL ENERGY Electric Choke Single Fuel Inlet 800 CFM 4-Barrel Street Carburetor

    High-Performance Core with Advanced Technology

    • 800 CFM+ Annular Flow Boosters (8 orifices) – superior fuel atomization, no flat spots, near EFI-like drivability.
    • Qwik-Tune Air Valve-Controlled Secondaries – smooth RPM transitions + quick-change metering rods (no carb removal for tuning).
    • Backfire-resistant design (no power valves) + tune-holding calibration – consistent performance without frequent re-tuning.

    User-Friendly & Durable Design

    • Electric choke – automatic temperature adjustment for effortless cold starts in all climates.
    • Two-piece construction – float adjustments/component replacement without fuel draining or carb removal.
    • 100% new machined components – no remanufactured parts, ensuring reliability in demanding conditions.

    Universal Compatibility

    • Square-bore flange – fits most performance intake manifolds.
    • Works with GM, Ford, and Chrysler automatic transmission shift linkages (additional parts may be require

    Value & Application

    • Premium performance – matches top-tier models (e.g., Edelbrock AVS2) with no brand markup.
    • Ideal for: High-horsepower street builds, daily drivers, and spirited racing applications.
    • Restrictions: Requires new fuel filter; not compatible with alcohol/race/E85 fuel.
    $379.99
    $379.99
  • EVIL ENERGY 600 CFM 4-barrel Carburetor with accessories, free shipping, 180-day returnEVIL ENERGY 600 CFM 4-barrel Carburetor specs, main jets #100, throttle bore 1.44-inch, precision design
    EVIL ENERGY 600 CFM Performance 4-barrel Carburetor

    Precision Control System

    • Manual choke for direct throttle adjustment
    • Air valve-controlled secondary throttle (vacuum-modulated)
    • Single fuel inlet simplifies fuel line routing

    Engineered Calibration

    • #100 primary jets optimize mid-range fuel delivery
    • 0.070" x 0.047" metering rods ensure smooth acceleration transitions
    • 1.19" venturi diameter boosts airflow velocity

    Direct-Fit Compatibility

    • Tiered throttle bores (1.44-inch primary / 1.69-inch secondary) for balanced airflow
    • 3.25-inch low-profile design clears OEM hoods
    • Factory-calibrated for GM/Ford/Chrysler AT linkages (TH350/C4/727)
    $305.99
    $305.99
    $359.99
  • EVIL ENERGY EVIL ENERGY 750 CFM 1411 Square bore Performance CarburetorEVIL ENERGY EVIL ENERGY 750 CFM 1411 Square bore Performance Carburetor
    EVIL ENERGY 750 CFM 4-barrel Carburetor Electric Choke Single Fuel Inlet

    Core Performance

    • 750 CFM airflow, supports 350–550 HP for high-performance small-block/big-block V8 engines.
    • Air Valve-Controlled Secondaries: Smooth power progression at high RPM, prevents bogging.
    • Backfire-resistant metering rod system (no power valve): Avoids blow-out risks; quick rod swaps without carb removal/fuel draining.

    Durability & Versatility

    • Lightweight corrosion-resistant aluminum: 2-piece warpage-resistant body, compatible with gasoline, gasohol, and blended fuels.
    • 100% brand-new (non-remanufactured): Precision CNC-machined components, 100% wet-flow tested for leak-free performance.
    • User-friendly design: Tub-type bowls + rear-pivot floats for hassle-free long-term use.

    Installation & Compatibility

    • Bolt-on square-bore flange: Straightforward installation
    • Optimized for Ford 460 Big Block FE engines
    • Compatible with GM/Ford/Chrysler AT shift linkages (excludes Ford AT requiring kickdown).
    • Electric choke: Automatic cold-start control for all climates.

    Key Restrictions

    • Not for marine use, supercharged systems, RPM/Torker II intake manifolds.
    • Requires additional parts for original Chevrolet 305 Quadrajet intake manifolds.
    $341.99
    $341.99
    $419.99
  • Super Victor EFI Intake Manifold with Fuel Rail Kits for Gen III LS1, LS2 – High-Performance, Forced Induction Ready | 28095S | Evil EnergySuper Victor EFI Intake Manifold with Fuel Rail Kits for Gen III LS1, LS2 – High-Performance, Forced Induction Ready | 28095S | Evil Energy
    Super Victor EFI Intake Manifold with Fuel Rail Kits for Gen III LS1, LS2 – High-Performance, Forced Induction Ready | 28095S | Evil Energy

    Compatible with Gen III LS1/LS2 Engines: Perfect for high-performance builds.

    Designed for Forced Induction & Competition: Ensures optimal airflow and fuel distribution.

    Durable & Lightweight: Made from aluminum and billet fuel rails for long-lasting performance.

    Kit Includes:
    Fuel Rail Kit: Comes with mounting bracket, crossover line, 3 fittings, 1 plug and several screws.
    Intake Manifold: Comes with mounting hardware.

    $139.99
    $139.99
    $189.99
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  • EVIL ENERGY EVIL ENERGY 0928400535 Diesel Fuel Pressure Regulator Compatible with 2001-2004 6.6L LB7 Duramax DieselEVIL ENERGY EVIL ENERGY 0928400535 Diesel Fuel Pressure Regulator Compatible with 2001-2004 6.6L LB7 Duramax Diesel
    EVIL ENERGY 0928400535 Diesel Fuel Pressure Regulator Compatible with 2001-2004 6.6L LB7 Duramax Diesel
    The Diesel Fuel Pressure Regulator for the 2001-2004 LB7 Duramax Diesel engine is a high-performance component designed to ensure precise fuel pressure control, optimizing your engine's fuel system for maximum efficiency and reliability. This part is specifically engineered for the LB7 Duramax, offering a...
    $29.99
    $29.99
    $29.99
  • EVIL ENERGY EVIL ENERGY 750 CFM 4-barrel Carburetor Manual Choke KitEVIL ENERGY EVIL ENERGY 750 CFM 1407 Square bore Performance Carburetor
    EVIL ENERGY 750 CFM 4-Barrel Carburetor Complete Kit, Manual Choke Air Valve Secondary for GM Ford Chrysler V8
    ---!@!start!@!---Specifications---!@!end!@!--- Brand EVIL ENERGY Core Material 6061-T6 Aluminum Alloy (Carburetor/Regulator/Pump); Aluminum Housing+Stainless Steel Filter Element (Filter) Carburetor Finish Satin Carburetor Barrels 4 CFM Rating 750 Carburetor Flange Square bore Choke Type Manual Control Secondary Throttle Type Air Valve-Controlled Secondary Carburetor Fuel Inlet Single Carburetor...
    $680.99
    $680.99
    $719.99
  • EVIL ENERGY EVIL ENERGY 750 CFM 1407 Square bore Performance CarburetorEVIL ENERGY EVIL ENERGY 750 CFM 1407 Square bore Performance Carburetor
    EVIL ENERGY 750 CFM 4-barrel Carburetor Air Valve-Controlled Secondary

    Manual Dominance System

    • Manual choke for absolute throttle control during competition
    • Air valve-controlled secondaries (vacuum-modulated power delivery)
    • Oversized #113 primary jets for extreme WOT fuel demand

    Precision Race Calibration

    • Dual-stage metering rods (0.071"x0.047") for 6500RPM+ fuel stability
    • 1.44" venturi accelerates airflow velocity (+22% vs standard)
    • Equal 1.69" primary/secondary bores maximize high-RPM breathing

    Track-Ready Integration

    • Direct bolt-on for GM/Ford/Chrysler AT shift linkages (TH400/C6/727)
    • Low-profile 3.25" height clears cowl induction hoods
    • Can be used with intake manifold 7176.
    $341.99
    $341.99
    $419.99
  • EVIL ENERGY 650 CFM 4-barrel Carburetor, accessories & free shippingEVIL ENERGY 650 CFM 4-barrel Carburetor specs, main jets #101, throttle bore 1.44-inch
    EVIL ENERGY 650 CFM 4-barrel Carburetor Adjustable Air Valve

    Race-Optimized Performance

    • 650 CFM square-bore flow with adjustable air valve secondaries (pro-level tuning)
    • Staged throttle bores (1.44" primary / 1.69" secondary) for progressive power delivery
    • Aggressive #101 primary / #98 secondary jet calibration for maximum fuel flow

    Precision Fuel Control

    • Specialized metering rod system (0.070"x0.037") replaces traditional power valve
    • High-flow 0.028" accelerator pump nozzle for instant throttle response
    • Compact 1.19" venturi optimizes airflow velocity

    Track-Ready Installation

    • Manual choke for full driver control in competition settings
    • Compatible with GM, Chrysler, and Ford A/T kickdown linkage, additional parts may be required
    • Low-profile 3.25" height clears performance air cleaners
    $323.99
    $323.99
    $379.99
  • Evil Energy LS EFI System - Master Kit | Intake Manifold & Fuel Rail for Gen III LS1, LS2 | Inline Fuel Pump | Fuel Filter | PTFE Fuel Hose - EVILENERGYEvil Energy LS EFI System - Master Kit | Intake Manifold & Fuel Rail for GM LS1/LS2/LS6 | Inline Fuel Pump | Fuel Filter | PTFE Fuel Hose - EVILENERGY
    Evil Energy LS EFI System - Master Kit | Intake Manifold & Fuel Rail for GM LS1/LS2/LS6 | Inline Fuel Pump | Fuel Filter | PTFE Fuel Hose

    Fuel Rail：
    - Fits: For stock LS1/2/6 fuel injectors
    - Material: Billet aluminum construction
    - Includes: Mounting brackets, Crossover line, and Hardware 3/8" line diameter with -8 fittings

    Intake Manifold:
    - Finish: Satin
    - Material: Aluminum
    - Type: Single Plane
    - Includes: Intake Manifold、Mounting Hardware

    External Inline Fuel Pump Electric：300LPH
    ‎Fitting Adapter：6AN to M12*1.5&6AN to M18*1.5
    Fuel Filter Mounting Bracket：50mm&60mm
    PTFE Fuel Line： 40FT
    Inline Fuel Filter：10&100 Micron
    Fuel Pressure Regulator：20-120PSI
    PTFE Hose End Fitting：Straight,45 Degree,90 Degree

    $622.59
    $622.59
    $0.00
  • Evilenergy EVIL ENERGY Intank Electric Fuel Pump Kit E2157 Compatible with Ford Explorer Escape Lincoln ContinentalEvilenergy EVIL ENERGY Intank Electric Fuel Pump Kit E2157 Compatible with Ford Explorer Escape Lincoln Continental
    EVIL ENERGY Intank Electric Fuel Pump Kit E2157 Compatible with Ford Explorer Escape Lincoln Continental
    Product details Brand EVIL ENERGY Fit Type Vehicle Specific Fit Specification Met OE Lift Type Electric [Replace OE Part Number]E2157. [Fitment] The Electric fuel pump compatible with 1995-2010 Ford Explorer,2001-2004 Ford Escape L4 2.0L,2005-2008 Ford Escape L4 2.3L,2001-2008 Ford Escape V6 3.0L,1998-2003 Ford Escort...
    $18.19
    $18.19
    $35.19
  • EVIL ENERGY Carburetor Fuel System Bundle with PTFE Line, Filter & RegulatorEVIL ENERGY 4/6/8/10/12AN PTFE Fuel Line Kit,E85 Nylon Braided Fuel Hose 20FT(3/16Inch ID) - EVILENERGY
    EVIL ENERGY Carburetor Fuel System Bundle with PTFE Line, Filter & Regulator
    ---!@!start!@!---Specifications---!@!end!@!--- Bundle Includes 20FT PTFE Fuel Line Kit — PTFE-lined nylon braided hose, E85/ethanol compatible, includes 10 AN fittings + hose separators 10 Micron Inline Fuel Filter — Aluminum housing, stainless steel element, includes 1/2", 3/8", 5/16" barb adapters Adjustable Carburetor Fuel Pressure Regulator...
    $205.99
    $205.99
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  • EVIL ENERGY 500 CFM 2-Barrel Carburetor Fuel System Upgrade BundleInstallation diagram for the EVIL ENERGY 12V Electric Fuel Pump for Carb, showing the correct placement of a 100-micron pre-filter, a 40-micron post-filter, and a fuel pressure regulator.
    EVIL ENERGY 500 CFM 2-Barrel Carburetor Fuel System Upgrade Bundle
    ---!@!start!@!---Specifications---!@!end!@!--- Product Details Your carburetor is only as good as the fuel system feeding it. An aging mechanical fuel pump, a missing pressure regulator, or a carburetor that's never been tuned — any one of these can ruin drivability. The EVIL ENERGY Carburetor Fuel...
    $439.99
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  • Evil Energy Complete Fuel System Kit with Black Fuel Cell, Dual Fuel Pumps, AN Fittings, Hoses, Filters and AccessoriesEVIL ENERGY fuel system installation diagram showing fuel cell, 100 micron pre-filter, inline fuel pump, 10 micron post-filter, and fuel pressure regulator.
    EVIL ENERGY Upgraded Aluminum Fuel Line Kits-Efficient Fuel System Solutions 15 Gallon

    The EVIL ENERGY 15 Gallon Fuel Cell fits most custom builds with at least 19.88 × 17.91 × 10.03 inches of available space for secure mounting and plumbing. Its internal safety foam controls fuel slosh, supports steadier fuel delivery, and helps reduce fuel movement during impacts. Ideal for racing, drifting, and long-distance builds.

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  • EVIL ENERGY 300LPH External Inline Fuel Pump Kit with regulator, 100-micron filter, 10-micron filter, AN fittings, aluminum fuel line, and installation toolsEVIL ENERGY 12V Inline Fuel Pump product parameters showing 75 PSI working pressure, 300 LPH flow rate, and -68°F to 194°F temperature range
    EVIL ENERGY 300LPH High Flow External Inline Fuel Pump Kit Universal 12V with Pressure Regulator

    Weak fuel flow, pressure drop, or pump failure can hold back your EFI build. The EVIL ENERGY 300LPH External Inline Fuel Pump delivers a steady fuel supply for 12V EFI systems, supporting turbo, supercharged, LS swap, street, and track builds. Rated 300 LPH at 43 PSI with max 75 PSI, it ensures reliable fuel delivery for gasoline or diesel when properly installed.

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  • EVIL ENERGY 300LPH High Flow External Inline Fuel Pump Kit Universal 12V with AN6 Adapter Fittings & Bracket BlackEVIL ENERGY 12V Inline Fuel Pump product parameters showing 75 PSI working pressure, 300 LPH flow rate, and -68°F to 194°F temperature range
    EVIL ENERGY 300LPH High Flow External Inline Fuel Pump Kit Universal 12V with AN6 Adapter Fittings & Bracket Black

    EVIL ENERGY 300LPH High Flow External Inline Fuel Pump Kit - Power Your Performance

    • High Flow: Delivers an impressive 300LPH at 43 PSI / 13.5V, with a maximum pressure of 75 PSI, ensuring ample fuel supply for high-performance EFI builds.

    • Wide Fuel Compatibility: Works with gasoline, pump gas, race gas, diesel, and alcohol/ethanol — one pump for any fuel strategy.

    • Built to Endure: Constructed from high-grade aluminum alloy, operates reliably from -68°F to 194°F, engineered for extreme conditions.

    • Complete Kit: Includes 1× 300LPH external inline fuel pump, 1× 60mm black mounting bracket, 1× AN6 to 3/8 inch aluminum line fitting kit, 1× M12×1.5 to AN6 adapter, and 1× AN6 to M18×1.5 straight adapter — everything needed for a clean, bolt-on install.

    • Optimal Installation: Best mounted under the fuel tank for efficient, gravity-fed fuel flow. Universal fit with no modification required.

    Maximize your vehicle's fuel efficiency with EVIL ENERGY. Order now for high-performance and reliable fueling!

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FAQs about Fuel System

What is the fuel injection system?

A fuel injection system is a precision delivery network designed to supply fuel to the engine’s cylinders. Controlled by the vehicle's computer, it replaces older carburetors to provide better fuel efficiency and lower emissions. A complete EFI system typically includes an electric fuel pump, high-performance fuel rails, fuel injectors, and a pressure regulator to ensure consistent delivery under all driving conditions.

In a modern fuel system, fuel is atomized into a fine mist by the injectors. This mist is sprayed into the intake manifold or directly into the combustion chamber (Direct Injection), where it meets incoming air. The engine control unit (ECU) calculates the perfect air-fuel ratio, ensuring the mixture is stoichiometric for complete combustion. For custom projects, an LS swap fuel system often utilizes high-flow fuel rails to maintain the volume required for high-performance air-to-fuel mixing.

Flushing the system is vital for removing carbon deposits. To do it professionally:

  • Step 1: Disconnect the fuel pump to disable the vehicle’s primary fuel system.
  • Step 2: Connect a pressurized cleaning canister directly to the fuel rails via the service port.
  • Step 3: Run the engine solely on the cleaning solvent until the canister is empty.
  • Step 4: Reconnect the fuel pump and check for leaks.
    For older or heavily contaminated vehicles, a comprehensive Fuel System Kit may be required to replace clogged filters and worn injectors.

Yes, high-quality fuel injector cleaners are effective for preventative maintenance. They contain detergents like PEA (Polyetheramine) that dissolve carbon buildup on injector tips. While they cannot fix a mechanically failed injector, regular use helps maintain the spray pattern and prevents EFI system hesitation.

The 'best' cleaner is one that contains a high concentration of PEA. Look for products labeled as 'Complete Fuel System Cleaners' rather than just 'gas treatments.' Brands like Chevron Techron, Red Line SI-1, and Seafoam are industry standards. If cleaning doesn't restore performance, you may need to upgrade to a performance-grade Fuel System Kit to ensure your injectors are getting the flow they need.

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