FASS Fuel Systems 2001-2016 Duramax Factory Fuel Filter Delete Canister (DFD-4000) Part No: DFD-4000 Once you've installed an aftermarket Fuel Filtration System such as our FASS Titanium Series, the use of the factory fuel filter is no longer required and can be removed. Because your Duramax factory fuel filter is...
FASS Fuel Systems Powerstroke Filter Delete Kit (PFD-1001) Part No: PFD-1001 Once you've installed an aftermarket Fuel Filtration System such as our FASS Titanium or Titanium Signature Series, the use of the factory fuel filter is no longer required and can be removed. Note: This item is only to be...