The Fleetguard FS040000 is a genuine Fuel Water Separator Filter designed to provide superior protection for diesel engine fuel systems. This spin-on filter efficiently removes water and harmful contaminants from fuel, ensuring clean fuel delivery and optimal engine performance. It features an M16x1.5 thread, an outer diameter of 93mm, and an overall length of 177mm. The FS040000 is commonly applied in various Cummins engine models, including QSB6.7, QSL9, QSM11, and QSX15, making it an essential component for maintaining fuel system integrity.