Black braided PTFE fuel line can be used as fuel injection hose, turbo oil feed and boost line, transmission oil cooler line, EFI fuel line, carb fuel line, ls engine swap fuel line, fuel return line, vapor return line, vacuum line, fuel supply line and other high temperature high pressure applications.Size: AN6Hose Inside Diameter(in.): 0.32Hose Outside Diameter(in.): 0.43Length: 1M/ 3M/ 5M/ contact us for custom lengthWeight: 145g/1m; 540g/3m; 900g/5m *Please measure before purchase! Fit for 6AN PTFE hose end fitting ONLY. Working temperature range: -76℉ to 446℉ (-60℃ to 230℃). Maximum Working Pressure (psi): 3000 psi. Bursting Pressure (psi): 10000psi. Hose Material: Inner layer: PTFE tube The middle layer: 304 stainless steel wire mesh sleeve The outer layer: High-quality Nylon braided AN-6 nylon and stainless steel braided high pressure PTFE fuel line holds up a lot stronger to heat and extreme circumstances. PTFE Lined Hose can be compatible with all automotive fuels, lubricants, and coolant. PTFE hose relatively hard, it can’t be bend and folding in half. Professional installation is highly recommended.