The FASS Drop-In Series Diesel Fuel System was engineered by FASS to be the most effective filtration solution for your truck. Backed by FASS's limited lifetime warranty, the Drop-In Series Fuel System protects your truck from the issues caused by fuel contamination.
Features:
The only drop-in L5P filtration system that retains full functionality of the water-in-fuel sensor!
The only drop-in L5P filtration system with air separation!
Increases lubricity of the fuel by up to 10% by removing entrained air and air vapor.
Extends the life of fuel injection system components.
Over 99% free and emulsified water separation with our Extreme Water Separator technology.
2 Micron absolute filtration rating.
100% drop-In, no additional modifications needed.
Retains the factory in-tank lift pump.
Works with the factory plastic cap or billet filter cap.
Fitment: 2017-2024 6.6L Duramax Crew Cab Short Bed & Crew Cab Long Bed