FASS Billet L5P 2017-2024 Duramax Fuel Filter Cap (BFC1001K) 2019 the MAHLE S41940 Piston Ring

the MAHLE S41940 Piston Ring Set (Standard) provides your 2003-2004 Ford 6

6L Duramax

combine with the Derringer inline tuner for a total gain of 81 hp

New VGT Solenoid

All that steel minimizes front end flex

FASS Billet L5P 2017-2024 Duramax Fuel Filter Cap (BFC1001K) 2019 the MAHLE S41940 Piston RingPart No: BFC1001K The OEM plastic fuel filter cap on your L5P Duramax is susceptible to rounding off when replacing the water separator and cracking during extreme cold weather conditions. Upgrade your OEM plastic fuel filter housing or FASS Drop In Series with our Billet Fuel Filter Cap! The FASS Fuel Systems Billet Fuel Filter Cap was engineered and manufactured in the USA with the quality youd expect from FASS. Our Billet L5P Duramax Fuel Filter