Get your semi Ready for the Road Ahead™ with enhanced filter performance, with the Donaldson P559155 Spin-On Liquid Filter Kit. This replacement service kit allows operators to maintain oil, fuel, and lube filters so that each component can properly collect dirt, debris and other contaminants. Engineered with top-tier filtration accessories to efficiently capture contaminants and particles. FleetPride is your First Click in Heavy Duty®.