Maintain the fuel system in your 2017-2019 Chevy/GMC 6.6L L5P Duramax with the proper Fuel Filters. Using an aftermarket or stock replacement filter that is constructed with premium filter media provides proper filtration efficiency and holding capacity. Frequent changes of your fuel filter helps to safeguard vital components such as fuel injectors and injection pumps from contaminants. Shop manufacturers like AFE, Racor, Dorman, Motorcraft, ACDelco, and more to get the Fuel Filters and accessories your vehicle needs.