The Donaldson 3.35" Spin-On Full Flow Lube Filter is designed to provide maximum engine protection and reduce operating costs. This filter is designed to remove more than 95% of contaminants that are 40 microns or larger. It features Heavy Duty long life seals to support extended service life, and delivers lower restriction to provide maximum oil flow and lubrication. With this filter, you can be sure that your engine is protected and your operating costs are kept low. FleetPride is your First Click in Heavy Duty®.