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Application:1999-2014 Chevrolet V8 4.8L/5.3L/6.0L (LS-based engines)

• Overall length: 13.77 inch; Body diameter: 3.98 inch.
• Application:Universal fits 3.0" exhaust pipes as long as there is sufficient installation space
• Material:201 stainless steel housing, 430 stainless steel inner mesh
• Effect:Straight-through exhaust muffler is densely covered with fiberglass to absorb sound and giving a low,deep tone;Double-layer stainless steel design helps reduce vibration and absorb sound
• Installation:Can be installed using welding or exhaust clamp;Professional installation is highly recommended

Upgrade your fuel system with the EVIL ENERGY 45° Push Lock Hose Fitting. Designed for rubber fuel lines, this barb adapter delivers leak-free connections, high working pressure up to 1500 PSI, and easy installation. Built with durable 6061-T6 aluminum, it’s the perfect solution for automotive enthusiasts looking for reliable performance and professional-grade fittings.

Universal：Suitable for most cars;Complete Kit: Everything you need for installation is included, ensuring a hassle-free setup.

Oil Cooler Specifications

• 10 Row size:13.38'× 6.5'×1.97' inches ; Oil capacity: 0.55L
• 15 Row size:13.38'× 9.45'×1.97' inches ; Oil capacity: 0.8L
• 16 Row size:12.91'× 5.71'×1.97' inches ; Oil capacity: 0.39L

Test pressure: 116psi ; Burst pressure: 232psi;

CPE Hose Line

• Material: nylon braided and CPE inner
• Length: 1 x 3.3ft & 1 x 3.9ft;
• Working pressure: 500psi
• Working temperature: -40℉ to 257℉.

• Conductive PTFE Core – Built with a carbon-impregnated inner layer to safely discharge static buildup. Critical protection when running E85, methanol, or high-flow EFI systems.
• True 6/8/10AN Size – High-volume fuel flow for 800–1000+ horsepower applications.
• Extreme Pressure & Heat Resistance – Rated to 1250 PSI working pressure and up to 446°F; ideal for EFI, turbo, supercharged, or race fuel setups.
• Fully E85-Compatible – Resists ethanol corrosion, fuel permeation, and temperature damage over time.
• Durable Nylon Braided Outer Shell – Offers abrasion resistance and maintains flexibility while protecting the PTFE core.

EVIL ENERGY High-Performance Fuel System Kit

• Engineered for LS-based engines (1999-2014 Chevrolet 4.8L/5.3L/6.0L), this comprehensive kit delivers precision fuel management for street and track applications. Combining filtration, pressure regulation, and high-flow delivery, it ensures optimal engine performance while supporting gasoline, E85, diesel, and ethanol blends.

📦Package Contents:

• 6AN PTFE Fuel Hose (25FT)
• 6AN Straight Fittings (6)
• 6AN 45° Fittings (2)
• 6AN to 3/8" Quick Release Fittings (3)
• 6AN to 5/16" Quick Release Fittings (1)
• 6AN to 3/8" NPT Fittings (2)
• Auxiliary Installation Tool

Ideal for LS engine swaps and EFI systems, this kit ensures compatibility with a wide range of fuels and withstands high temperatures and pressures.

Fuel system consisting of：20ft/40ft of 3/8" Fuel Hose,10 Filter with bracket , necessary hardware for a return style system installation

Upgrade your vehicle with the EVIL ENERGY EFI Fuel System Kit!
This comprehensive kit includes a 10 Micron Filter with Bracket, a powerful 300LPH high flow fuel pump, and durable fuel lines made from PTFE. It also comes with a 10-micron fuel filter and all necessary fittings for easy installation.

The EVIL ENERGY NPT Plugs are built from aerospace-grade 6061-T6 aluminum with a black anodized finish for superior strength and corrosion resistance. Designed with a tapered 60° thread, these plugs provide a secure, leak-free seal in fuel, oil, or fluid systems — perfect for high-performance automotive applications.

• sizes：

6AN ID: 0.31". OD: 0.43inch. Length: 10 feet.

8AN ID: 0.39". OD: 0.52inch. Length: 10 feet.

10AN ID: 0.52". OD: 0.69inch. Length: 10 feet. 

• Applications：PTFE fuel line can be used as fuel injection hose, boost line,carb fuel line, ls engine swap fuel line, fuel return line, vapor return line,fuel supply line, etc.
• Working Temperature Range: -76℉ to 446℉ (-60℃ to 230℃). Max Working Pressure: 1500 psi. Bursting Pressure: 4500 psi.
• Applicable Medium: all automotive fuels, lubricants, and coolants.
• Installation：PTFE hose relatively hard, it can't be bend and folding in half. Professional installation is highly recommended.