FASS Drop In Series Fuel System Help add reliability and durability

Help add reliability and durability with this head stud kit for stock to moderately built engines

modern diesel injection systems are prone to excessive wear

The FASS Drop-In Series Diesel Fuel System was engineered by FASS to be the most effective filtration solution for the L5P Duramax

This kit comes with a fully enclosed airbox that protects the filter from dirt and keeps out engine heat

MAXIMUM PERFORMANCE

FASS Drop In Series Fuel System Help add reliability and durability2017 2019 GM Duramax L5P 2500HD 3500HD (Crew Cab, Short Bed) 2017 2024 GM Duramax L5P 2500HD 3500HD (Crew Cab, Long Bed) THIS IS NOT A LIFT PUMP! This is an air separation filtration system that utilizes your factory lift pump. 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