High-Flow Fuel Filter

The K&N PF-4000 fuel filter is engineered for high flow rates and substantial capacity, providing outstanding filtration for diesel fuel systems. It features a robust, high-strength carbon steel housing with a high-performance rolled seam that is built to exceed OEM pressure specifications, ensuring durability and reliability. Constructed with high-performance cellulose glass media, this K&N filter effectively traps contaminants such as rust, dirt, and scale, safeguarding your fuel system. Its design offers low restriction and large capacity, contributing to optimal engine performance and longevity. The filter has an outside diameter of 6-9/16 inches and a length of 4-5/16 inches. Each unit comes with one fuel filter, one gasket, and one O-ring. This K&N fuel filter is specifically designed for 1999-2003 Ford 7.3L Powerstroke engines. Applications include the Ford F250, F350, F450, and F550 models from 1999 to 2003. It also fits select 1998-2003 Ford Econoline Super Duty vans and 2000-2003 Ford Excursion vehicles.