The Baldwin Spin-On Fuel / Water Separator is the perfect choice for keeping your fuel injection system free from contamination by particulates and water. This separator meets OEM requirements, ensuring a precise fit for your vehicle. It is designed to enable the engine to operate more efficiently and achieve better fuel mileage. The heavy duty construction keeps fuel clean and engines running at maximum efficiency. The separator comes with a furnished O-ring that must be installed on the post for a seal and a furnished gasket and integral gasket. FleetPride is your First Click in Heavy Duty®.