This is an aftermarket replacement fuel filter, part number WK10806XNO, designed to be compatible with various applications that typically use the MANN-FILTER WK 1080/6 X or similar specifications. As a non-OEM alternative, this filter provides a cost-effective solution for maintaining the cleanliness of your fuel system. It is engineered to effectively remove contaminants such as dirt, rust, and other particulates from the fuel, preventing them from reaching sensitive engine components. Regular replacement of the fuel filter is crucial for optimal engine performance, fuel efficiency, and to prolong the life of the fuel injection system. This aftermarket WK10806XNO filter offers reliable filtration, helping to ensure a consistent and clean fuel supply to your engine. It is a direct-fit replacement, making installation straightforward for compatible systems. Always verify compatibility with your specific equipment before purchase.