Engine & Chassis Performance

Choose Automotive Performance Parts Around the Problem You Need to Solve

Evil Energy brings together automotive performance parts for builders who need more consistent engine operation, cleaner crankcase ventilation, improved heat control, or better support for a modified vehicle. If towing, hot weather, repeated acceleration, or track use is pushing fluid temperatures higher, compare engine oil cooler kits. If oil mist is entering the intake through the PCV system, browse baffled oil catch cans and review how an oil catch can works before choosing a sealed or vented setup.

Match Engine Performance Parts with Chassis Upgrades

Reliable performance comes from components that work together. Before ordering engine performance parts or chassis upgrades, confirm the vehicle year, make, model, engine, available mounting space, connection or AN size, fluid compatibility, rated pressure and temperature, and included hardware. Use the LS engine parts collection for platform focused cooling and ventilation components, or explore coilover suspension kits when ride height and chassis control are the priority. Choose the component that addresses a measured problem, then verify product level fitment before purchase.

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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.

$73.09
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$70.99
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[1 PC][2 PCS]
EVIL ENERGY AN Flare to AN ORB Male Fuel Rail Adapter Fitting
  • AN to ORB Conversion
    Converts AN flare fittings to ORB ports for fuel rails and aftermarket fuel components.
  • High Pressure Capability
    Rated up to 1500 PSI for reliable performance in fuel and oil systems.
  • Leak Free Sealing Design
    37 degree AN flare seal combined with ORB O ring ensures a secure, leak resistant connection.
  • CNC Machined Aluminum
    Made from 6061 T6 aluminum with black anodized finish for corrosion resistance.
  • Wide Size Availability
    Multiple AN sizes available to support custom fuel system layouts.
$8.99
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FAQs about Engine & Chassis Performance

How can I choose reliable auto chassis parts online?

Reliable auto chassis parts online should be selected by fitment, specifications and intended use, not appearance or price alone.

Confirm vehicle fitment

Check the exact year, make, model, engine and drivetrain. If the vehicle has factory air suspension or electronic damping, confirm that the replacement or upgrade is specifically compatible with that system.

Check the critical dimensions

For wheel spacers, verify:

• Bolt pattern
• Hub bore
• Stud thread
• Spacer thickness
• Hub centric or lug centric design

For coilover suspension kits, verify:

• Front wheel drive, rear wheel drive or all wheel drive
• Factory suspension type
• Available ride height adjustment
• Included mounts, springs and adjustment tools
• Any stated exclusions in the product fitment notes

Review universal parts carefully

A “universal” label does not mean the part will install identically on every vehicle. For oil coolers, catch cans and other universal components, measure the available installation space and confirm:

• Port or AN size
• Hose inside diameter
• Thread type
• Rated pressure and temperature
• Fluid compatibility
• Hose length and routing clearance
• Brackets, fittings and hardware included

Evaluate product information before ordering

Look for complete dimensions, material specifications, installation instructions, customer reviews and clear fitment notes. Avoid relying only on product photos or broad compatibility claims.

Final purchase check

Before ordering chassis upgrades, compare the product specifications with the vehicle’s factory measurements and current modifications. If any critical dimension or fitment condition is missing, confirm it with Evil Energy customer support before purchase.

It can expose weaknesses in a poorly matched build. More torque can increase wheel hop, mount movement, traction loss and stress on suspension or driveline components. Before adding power, inspect the engine and transmission mounts, bushings, suspension, tires, brakes and alignment. Chassis upgrades can improve control when correctly selected, but ordinary bolt on parts should not be treated as a repair for a cracked, rusted or deformed frame. Structural damage requires inspection by a qualified professional.

Choose the part according to the system showing the problem. An engine oil cooler kit manages engine, transmission or differential oil temperature when the product supports that application. A radiator and electric fan manage coolant heat. A coolant overflow tank manages expanding coolant and recovery volume. A baffled oil catch can separates oil mist and moisture from crankcase gases before they reach the intake. An oil catch can does not replace a radiator, and a radiator does not solve PCV oil contamination.

They can if the new load, heat or vibration exceeds the rating of the supporting parts. Reduce that risk by matching each component to the vehicle and use case, staying within published pressure and temperature ratings, routing hoses away from heat and abrasion, and checking fittings, fasteners and fluid leaks after installation. Follow the product specific maintenance instructions. Some catch can applications require more frequent inspection during freezing weather because accumulated moisture can freeze.

Begin with the vehicle’s main limitation. For a daily driver, prioritize dependable temperatures, leak control and predictable handling. For towing or hot climates, review coolant and oil temperature before selecting additional cooling capacity. For track use, consider heat management, braking, tires, suspension control and alignment together. For an LS swap, confirm engine clearance, cooling layout, PCV routing, hose connections and chassis support before ordering LS engine parts. The best automotive performance setup is a matched system, not the largest individual component.

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