FASS Duramax Drop-In Series 2017-2019 Short Bed 2017-23 Long Bed

FASS Fuel Systems Drop-In Series Diesel Fuel System 2017-2023 GM (DIFSL5P1001) Fits: 2017-2019 Crew Cab Short Bed L5P Duramax Fits: 2017-2023 Crew Cab Long Bed L5P Duramax Part No: DIFSL5P1001 The FASS Drop-In Series Diesel Fuel System was engineered by FASS to be the most effective filtration solution for the L5P Duramax. Backed by our limited lifetime warranty, the Drop-In Series Fuel System protects your L5P Duramax from the issues caused by fuel contamination. Without proper fuel filtration, modern diesel injection systems are prone to excessive wear, which can cost THOUSANDS! By removing over 99% of the water from your diesel fuel, along with entrained air and debris down to 2 Microns, the Drop-In Series System protects the L5P’s injection system from premature failure. Additionally, by eliminating the contaminants mentioned above, our Drop-In Series System for the L5P Duramax optimizes MPG (results will vary), restores horsepower, and sharpens throttle response. And if reliabilit