The Donaldson Fuel/Water Spin-On Separator is designed to keep your fuel injection system from being contaminated by particulates and water. This filter meets OEM requirements and directly replaces your existing filter. It ensures efficient running of your engine and is constructed with heavy duty materials to keep your fuel clean and running at maximum efficiency. The filter contains an integral post seal and sensor port thread and includes furnished and integral gaskets. FleetPride is your First Click in Heavy Duty®.