Brand new, genuine Water Separating Fuel Filter Set of 4. This is a factory original equipment part, not aftermarket. Fits: Mercury, Mariner and Force outboards equipped with externally mounted water separating fuel filter bases and all MerCruiser 4.3 Generation II engines (except 1992 MerCruiser 4.3 L Gen II engines equipped with an in-line fuel filter & 1.6L Vazer engines).