Transmission Cooler Hose is made of black nylon and the connectors are made from high performance 6061-T6 cnc machined billet aluminum, black anodized for long last, durability and strength 7Ft PTFE hose is suitable for transmissions, replace 4L60/700R4/TH350/TH400. The black anodized connector is not only more beautiful, but also the aluminum material makes heat dissipation others Working temperature range: -76 to 446 (-60 to 230). Maximum Working Pressure (psi): 3000 psi. Bursting Pressure (psi): 10000psi. AN-6 nylon and stainless steel braided high pressure PTFE fuel line kit holds up a lot stronger to heat and extreme circumstances PTFE hose relatively hard, it can't be bend and folding in half. Professional installation is highly recommended Colour:Black Material:ABS+metal Package Contents: 2 x 7Ft AN6 PTFE Hose 2 x AN6 Male Flare to 1/2 x 20 Male Thread Inverted 2 x AN6-1/4 NPT 90 Degree Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.