QuickSilver 16595Q MerCruiser High Performance V-8 Engines Oil Filter Superior m-pleated cleansing filter media removes oil contaminants that could damage your engine Produced to Meet Mercury marine original equipment Manufacturer specifications to best protect your mercruiser engine Features an anti-drain back valve to ensure start up lubrication and eliminate dry starts 50% thicker metal shell than conventional filters with a durable, corrosion resistant finish More efficient filtering for the operating demands of mercruiser high performance stern drive or inboard engines made by general motors and Mercury marine