Our Billet Aluminum Bottom Sump with Integrated Fuel Return System completely eliminates the need to run the return of your aftermarket fuel pump to the top of the tank or cut into the fuel filler neck, therefore cutting install time tremendously!
This is the AirDog II-5G DF-165 fuel system for the 2001-2010 Duramax 6.6L Diesel. This system mounts to the frame rail using the supplied sandwich plate mounting system.