This PTFE fuel line hose kit is compatible with AN4, AN8, AN10, and AN12 fittings.It consists of a 3-meter black nylon braided hose with a PTFE inner layer, reinforced with one layer of polyester and one layer of stainless steel braid.The kit includes 10 swivel hose end fittings: four 0°, two 45°, two 90°, and two 180° configurations.Designed for use with automotive fuels including E85, lubricants, coolant, brake fluid, and other compatible fluids.Suitable for fuel injection, turbo oil feed, boost lines, transmission oil cooler lines, EFI and carburetor fuel lines, engine swap applications, fuel return, vapor return, vacuum, and fuel supply lines.Operating temperature range: -60°C to 230°C.The hose is rigid and requires a smooth bend radius during installation; avoid bends, twisting, or folding. Disclaimer: This is a compatible replacement part.Any brand or model mentioned is for compatibility demonstration, not endorsement.