aFe Diesel Fuel Systems DFS780 Series 2017 GM Diesel 6.6L V8(td) L5P Full Time Operation 8-10PSI

The diesel fuel in your truck contains contaminants dirt, water and air/vapor which is reducing power and damaging your diesel fuel injectors. aFe's POWER DFS780 Diesel Fuel System, with its patent-pending design, is capable of removing power-robbing debris such as air, water and other contaminants. The DFS780 also boosts fuel pressure ensuring constant availability for the high-pressure pump, improving throttle response and horsepower at all RPMs.This Part Fits: Year Make Model Submodel 2017-2019 Chevrolet Silverado 2500 HD High Country 2017-2019 Chevrolet Silverado 2500 HD LT 2017-2019 Chevrolet Silverado 2500 HD LTZ 2017-2019 Chevrolet Silverado 2500 HD WT 2017-2019 Chevrolet Silverado 3500 HD High Country 2017-2019 Chevrolet Silverado 3500 HD LT 2017-2019 Chevrolet Silverado 3500 HD LTZ 2017-2019 Chevrolet Silverado 3500 HD WT 2017-2019 GMC Sierra 2500 HD Base 2017-2019 GMC Sierra 2500 HD Denali 2017-2019 GMC Sierra 2500 HD SLE 2017-2019 GMC Sierra 2500 HD