The Baldwin Spin-On Fuel / Water Separator is for a leak-free seal, Constructed from heavy duty materials for maximum durability and long life. It is designed to keep fuel clean and engines running at maximum efficiency. This filter is designed for easy installation and replacement, minimizing downtime and maintenance efforts. It features a port designed to be used with the OE bowl, enabling the engine to operate more efficiently and achieve better fuel mileage. Constructed from heavy duty materials for maximum durability and long life, it also contains bowl thread and an integral post seal for a leak-free seal. FleetPride is your First Click in Heavy Duty®.