The Donaldson Liquid Filter Kit is the perfect solution for keeping your engine running smoothly and efficiently. This kit is made of high-quality materials that ensure durability and long service life. It provides comprehensive filtration for the engine, preventing pollutants from entering the engine and reducing engine wear and increasing engine longevity. The kit includes a fuel filter, oil filter and air filter, all designed to work together to keep your engine running at its best. FleetPride is your First Click in Heavy Duty®.