Are you looking for a reliable and efficient fuel filter? Clean fuel is essential for maintaining injector health, consistent power, and smooth engine operation, especially in hard-working diesel trucks that tow, haul, or operate in demanding environments. The MAHLE KX390S is designed to deliver clean, contaminant-free fuel to your engine, helping maintain proper injection performance and long-term reliability. Built as a direct-replacement cartridge filter, it removes harmful debris, water, and fine particles before they reach sensitive high-pressure fuel system components.

Manufactured by MAHLE, the KX390S fuel filter is engineered to meet or exceed OEM filtration standards. The high-efficiency filter media is designed to capture fine contaminants while maintaining proper fuel flow to the injection system. Its cartridge-style design includes precision sealing components and O-rings to ensure a secure fit and leak-free installation within the factory filter housing. Built for durability and consistent filtration performance, this filter helps protect high-pressure pumps and injectors from premature wear, making it a dependable maintenance component for maintaining fuel system health and long service life.