Fuel System & Upgrades

Perfect for the shop or keeping your garage stocked, each FASS Fuel Filter Pack contains two (2) (XWS-3002) Extreme Water Separators and two (2) (PF-3001) Particulate Filters! Designed with convenience in mind, our new filter packs make it easy to maintain multiple FASS Fuel Systems!

FASS has released a new version of their water separator replacement filter elements for their Titanium and Titanium Signature Fuel Air Separation Lift Pump systems. This new filter is more efficient and is rated at 2 microns absolute. Must be used in conjunction with the new style PF-3001 fuel filter.

A factory OEM replacement fuel filter and water separator kit for your 2003-2007 Ford 6.0L Powerstroke.

A factory OEM replacement fuel filter and water separator kit for your 2008-2010 Ford 6.4L Powerstroke

A factory OEM replacement fuel filter and water separator kit for your 2011-2016 Ford 6.7L Powerstroke

2003 - 2004 Dodge Cummins

Dorman's Fuel Filter Primer Seal Kit provides an affordable solution to replace the old, leaking, or failed fuel filter head on your 2001-2010 GMC/Chevy 6.6L Duramax truck.

1998½ - 2002 Dodge Cummins

The Sinister Diesel CAT fuel filter adapter allows you to install a 2 micron CAT fuel filter without any major modifications. This kit is made for 2004.5-2007 5.9L Dodge Cummins with the fuel pump in the fuel tank - not on the fuel bowl.

2013-2018 Dodge Cummins 6.7L - A Cummins OEM direct-fit lower frame rail spin-on fuel filter / water separator from Fleetguard.

2013-2024 Dodge Ram Cummins 6.7L - A Cummins OEM direct-fit upper engine mounted replacement fuel filter element from Fleetguard .

2003-2007 Dodge Cummins 5.9L 2500-5500 - A direct-fit OEM replacement fuel filter/water separator from Fleetguard (Cummins).

Nissan Titan 5.0L Cummins 2016-2019 - A direct-fit OEM replacement fuel filter/water separator from Fleetguard (Cummins).

2007-2009 Dodge Cummins 6.7L 2500-5500 - A direct-fit OEM replacement fuel filter/water separator from Fleetguard (Cummins).

The Sinister Diesel CAT fuel filter adapter allows you to install a 2 micron CAT fuel filter system on your 2001-2016 GM 6.6L Duramax (LB7/LLY/LBZ/LMM/LML) without any major modifications.

2001-2016 GMC Chevy 6.6L Duramax LB7 LLY LBZ LMM LML - The XDP Duramax 1R-7050 CAT Adapter Kit is an easy way to upgrade your fuel system by allowing you to run the more efficient and less expensive CAT fuel filter. It also includes a custom filter head spacer to give you more clearance for filter changes.

2001-2016 GM Duramax 6.6L LB7/LLY/LBZ/LMM - GMC/Chevy/Chevy genuine OEM Fuel Filter

2016-2021 GM Duramax 2.8L- GMC/Chevy/Chevy genuine OEM Fuel Filter/Water Seperator

Replacement fuel filter / water separator for your 2017-2021 Ford 6.7L with the H&S Motorsports' Fuel Filter upgrade kit.

The Donaldson P555095 Fuel Filter is a direct replacement filter

Direct replacement fuel filter for Fleece Performance fuel filter kits.

AFE Power's Pro Guard HD Fuel Filter delivers increased flow and efficiency for your 2013-2021 Dodge 2500/3500 truck.

AFE Power's Pro Guard HD Fuel Filter delivers increased flow and efficiency for your 2017-2023 Ford F250/F350/F450/F550 truck.

CAT replacement fuel filter. For replacing the CAT filter on aftermarket filter kits.

Dorman's Fuel Filter Housing is great for replacing the damaged housing in your 2011-2016 GMC/Chevy 6.6L Duramax truck.

The XDP Cat Fuel Filter Adapter enhances fuel filtration efficiency and serviceability in your 2007.5-2009 6.7L Dodge Ram truck.

The XDP Cat Fuel Filter Adapter enhances fuel filtration efficiency and serviceability in your 2010-2018 6.7L Dodge Ram truck.

Donaldson replacement filter or use with S&S Diesel kits

This is a factory replacement 2 micron fuel filter for Airdog, Airdog II and Airdog II-4G fuel lift pump and water separator systems - rated at 2 microns.

FASS has released a new version of their fuel particulate replacement filter elements for their Titanium and Titanium Signature Fuel Air Separation Lift Pump systems. This new filter is rated at 144 microns. Must be used in conjunction with the new style XWS-3002 water separator filter - it is not compatible with earlier versions of FASS filters.