Description: Sump Kits are not anything new, however here at FASS Fuel Systems we wanted to find a to improve existing Sumps so they can be used by everyday drivers in combination with our Titanium Series...More Details »
Description: The FASS DFD-4000 Duramax Fuel Filter Delete Kit (2001-2016) is for use After the installation of a FASS Fuel/Air Seperation System.
* Installation Manual below in Documents *
Description: This filter is to be used as a direct replacement for your FASS Fuel Systems HD Series Fuel Filter and Water Separator part number FS-1001. It is suggested this filter is changed every 30,000 miles.
Description: This filter is to be used as a direct replacement for your FASS Fuel Systems HD Series Fuel Filter part number FF-1003. It is suggested this filter is changed every 30,000 miles.
