FSN-2001 FASS Titanium Series Fuel Filter Nipple

If you currently have an FF-2003 or FF-5712, those are the ONLY interchangeable filters you can use with your current nipple. If you have the FWS-3003, Donaldson P553203 then you have the newly updated nipple. If you have the FF2003 or FF5712 and would like to order the new filter nipple for more cross-references, simply order this part.