High-Performance Fuel Lines

Built for harsh automotive environments, this PTFE fuel hose kit operates across -76℉ to 446℉ (-60℃ to 230℃), delivers 1500 PSI maximum working pressure with a 4500 PSI burst pressure rating.

Compatible with all automotive fuels, lubricants and coolants, it suits diverse high‑temp high‑pressure applications. The kit includes an adjustable wrench and soft‑jaw vise to avoid surface scratches and simplify fitting assembly.

Note that the rigid PTFE hose cannot be sharply bent or folded, professional installation is strongly advised.

• Transmission Fitment: This transmission line is compatible with 4L60, 700R4, TH350, and TH400 transmissions, providing reliable fluid transfer between the transmission and cooler for efficient cooling performance. Please verify your transmission model before purchase
• Hose Specifications: 6AN × 7FT, ID: 0.31" (8mm), OD: 0.45" (11.5mm), Max Working Pressure: 1500 PSI, Burst Pressure: 4500 PSI, Temperature Range: -76°F to 446°F, Minimum Bend Radius: 3.5" (88.9mm).
• 3-Layer Construction: Built with a PTFE inner tube, 304 stainless steel braid, and braided nylon outer cover, this transmission cooler line provides excellent chemical resistance, heat resistance, flexibility, and durability for demanding applications
• High Pressure Rating: The 6AN transmission line is rated for 1500 PSI working pressure, and 4500 PSI burst pressure, with reliable performance from -76°F to 446°F for high-performance transmission cooling systems
• Wide Fluid Compatibility: This transmission line supports transmission fluid, engine oil, E85, racing fuel, diesel, and hydraulic steering fluids for versatile fluid transfer applications
• Complete Kit Included: The transmission line kit includes a 7FT hose, swivel hose ends, and adapter fittings for convenient installation. Precision-machined components ensure secure connections and reliable performance

• True PTFE Inner Core
  Withstands extreme heat, pressure, and aggressive fuels without swelling or cracking.
• E85 & Ethanol Compatible
  Safe for modern fuels including E85, ethanol blends, gasoline, and diesel.
• High-Pressure Performance
  1500 PSI working pressure and 4500 PSI burst rating for EFI and racing applications.
• Durable Nylon Braided Exterior
  Lightweight, abrasion-resistant, and ideal for tight engine bays.
• Built for Custom AN Systems
  Available in 4AN, 6AN, 8AN, and 10AN sizes for fuel, oil, and coolant routing.

• Transmission Fitment: This transmission line is compatible with 2001-2005 GM Duramax 6.6L LB7/LLY transmissions, providing reliable fluid transfer between the transmission and cooler for efficient cooling performance. Please verify your transmission model before purchase
• Hose Specifications: 10AN, ID: 0.52" (13.3mm), OD: 0.69" (17.5mm), Max Working Pressure: 1250 PSI, Burst Pressure: 3750 PSI, Temperature Range: -76°F to 446°F, Minimum Bend Radius: 4.5" (114.3mm).
• 3-Layer Construction: Built with a PTFE inner tube, 304 stainless steel braid, and braided nylon outer cover, this transmission cooler line delivers excellent chemical resistance, heat resistance, flexibility, and long-lasting durability
• High Pressure Rating: The AN10 transmission line is rated for 1250 PSI working pressure and 3750 PSI burst pressure, with reliable performance from -76°F to 446°F for demanding transmission cooling applications
• Wide Fluid Compatibility: This transmission line supports transmission fluid, engine oil, E85, racing fuel, diesel, and hydraulic steering fluids for versatile fluid transfer applications
• Complete Kit Included: The transmission line kit includes hose, swivel hose ends, and adapter fittings for a secure cooling system connection. Precision-machined components ensure reliable installation and performance

• Material: The hose is made of a CPE rubber inner, with a layer of 304 steel wire and a nylon outer braid. Hose fittings are made of high-quality aluminum alloy. The 4" vise jaw pads are crafted from durable nylon.
• Parameter: Maximum working pressure of this 6AN fuel line: 750 PSI; burst pressure: 2,250 PSI. Temperature range: -22°F to 248°F. Minimum bend radius: 2.5 inches. Hose ID: 0.31". Hose OD: 0.56".
• Efficient Installation: Comes with an adjustable wrench and vise jaw pads. The wrench fits 3AN-16AN fittings, featuring a curved design and non-slip handle for a comfortable, secure grip. The nylon vise pads prevent scratches on fittings, while strong magnetic attachment ensures stable positioning and precise installation.
• Compatibility: The fuel line kit is compatible with transmission fluid, oil, race gas, vacuum, hydraulic fluid, diesel, and fuel.
• Application: The braided fuel line is widely used as a transmission oil cooler line, fuel return line, fuel supply line, coolant fluid hose, fuel gauge line, vacuum line, turbo cooler line, and oil feed line.

Core Advantages

• Multi-purpose: Fuel lines, coolers, turbo systems, etc.
• Broad compatibility (excludes E85/E10); 4/6/8/10AN sizes.

Build & Performance

• Material: CPE inner + 304 stainless steel + nylon braid.
• Pressure: 750PSI (625PSI for 10AN); Temp: -22°F to 248°F.

Application

• Suitable for street cars, high-performance builds, racing, off-roading.
• Note: Do Not fit E85, E10 Ethanol Fuel

Fuel Line Types:

PTFE Fuel Hose ：6AN 5FT

CPE Fuel Hose ：6AN 5FT

Fittings:

45° PTFE Fitting,90° PTFE Fitting

45° Swivel Fitting ,90° Swivel Fitting

Application: Suitable for high-performance and daily-use vehicles, including racing applications, E85-compatible setups, and customized fuel systems.

Material Quality: Premium-grade PTFE and CPE hoses with reinforced layers for maximum strength, high-temperature tolerance, and corrosion resistance.

EVIL ENERGY 6AN EFI CPE Fuel Line Kit delivers a complete 25FT custom fuel plumbing solution for EFI supply, return, cooling, and vacuum systems.

Featuring a 3-layer reinforced construction (CPE rubber inner, 304 stainless steel braid, nylon outer cover), this AN6 hose supports up to 750 PSI working pressure for durable daily and performance builds.

The full kit includes swivel straight/45° hose ends, EFI quick-connect fittings, NPT adapters, hose clamps, AN wrench, and gloves for one-stop DIY installation.

Compatibility Note: Works with gasoline, diesel, E15, oil, coolant, and hydraulic fluid. NOT compatible with E85, E10, or methanol.

EVIL ENERGY CPE nylon braided fuel line kit offers compact 10FT custom fluid plumbing for fuel, oil, coolant and vacuum builds.

Built with 3‑layer construction including CPE rubber inner tube, 304 stainless steel wire mesh reinforcement and black nylon braided outer cover. 6AN hose ID 0.31 inch, OD 0.56 inch, minimum bend radius 2.5 inches. Rated up to 750 PSI working pressure, 2250 PSI burst pressure, operating temperature from ‑22°F to 248°F. Fittings are constructed from aluminum alloy with 360‑degree swivel design.

Kit comes with 6 multi‑angle swivel aluminum hose ends (2 straight, 2 × 45‑degree, 2 × 90‑degree), 2 hose separator clamps, adjustable 3AN‑16AN wrench and a pair of protective gloves for full DIY assembly. Widely applied for transmission oil cooler, fuel supply and return, coolant, fuel gauge, vacuum, turbo cooler and oil feed lines.

Compatibility Note: Works with gasoline, diesel, E15, race gas, engine oil, coolant, transmission fluid and hydraulic fluid. NOT compatible with E85, E10, or methanol. Universal kit requires cutting, assembly and pressure testing. Professional installation recommended.

EVIL ENERGY CPE Nylon Braided Fuel Line Kit is a cost-effective, all-in-one solution for universal automotive custom fluid line builds. Adopting a durable 3-layer structure with CPE rubber inner tube, 304 stainless steel reinforcement and wear-resistant nylon outer braid, this hose delivers stable 750PSI working pressure and 2250PSI burst resistance, suitable for daily and mild performance vehicle modification.Available in 16FT and 20FT two optional lengths, the kit comes complete with 10 multi-angle 360° swivel aluminum fittings, adjustable AN wrench and protective gloves, supporting flexible routing for fuel, diesel, E15, engine oil, coolant, transmission and vacuum lines.Note: Not compatible with E85, E10 and methanol fuel. Ideal for DIY builders and professional workshops seeking leak-proof, durable and easy-to-install fluid line replacement and upgrade kits.

• Parameter: Maximum working pressure of this 10AN steel braided hose: 625 PSI; burst pressure: 1,875 PSI. Temperature range: -22°F to 248°F. Minimum bend radius: 4 inches.
• Material: The 10AN stainless steel fuel line is made of a CPE rubber inner layer and a braided 304 stainless steel outer layer. The hose fittings are made of tough aluminum alloy.
• Package Includes: 10PCS 10AN swivel hose ends (4 straight, 2 x 45°, 2 x 90°, 2 x 180°), 2PCS 10AN hose separator clamps, one adjustable wrench, and 10AN CPE fuel line.
• Compatibility: The 10AN fuel line kit is compatible with transmission fluid, race gas, vacuum, hydraulic fluid, diesel, and fuel.

• [Size]: PTFE 8an fuel hose ID: 13/32" (0.39 inch). OD: 0.55 inch. Length: 26ft. Please measure before purchase! (Includes: as shown in the picture)
• [Working Parameter]: PTFE Line Working temperature range: -76℉ to 446℉ (-60℃ to 230℃). Maximum working pressure: 1,500 PSI. Bursting pressure: 4,500 PSI.
• [Applicable Medium]: Our PTFE fuel hose 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.

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.

Tired of fuel system headaches? This complete EFI-ready fuel system kit solves all your performance fuel delivery challenges in one package:

✅ PTFE Lined Fuel Lines (20FT) - E85 & ethanol compatible, perfect for modern fuel injection systems and high-performance builds
✅ Precision Adjustable Fuel Pressure Regulator (20-130 PSI) - Optimized for EFI, turbocharged and supercharged applications
✅ High-Flow Inline Fuel Filter (10-100 micron) - Protects fuel injectors from contamination while maintaining maximum flow

No more mixing and matching parts! Our kit includes 4AN, 6AN, 8AN and 10AN fittings for seamless integration with your EFI fuel system or carbureted upgrade.