FASS Double Vent Return Line Kit - FLK-S06

These kits give the Class 8 customer proper, convenient & ease of one stop shopping for the necessary fuel line or bracket support necessary to install the FASS Fuel System. Instead of searching for all the hose and fittings required, this package provides everything necessary for saving time. Diagram of Fuel Line Kit Configurations * NOTE Semi trucks equipped with saddle tanks on either side require the Double Return Line kit (FLK-S03). * NOTE MBE 4000 and Volvo VED trucks require specific fuel line kits listed below.