Premium Guard Diesel Fuel Filter DF8323 | Fits 1999-1997 Dodge Ram 2500, Dodge Ram 3500 Premium Guard Diesel Fuel Filters are highly efficient in filtering diesel fuel system contaminants to meet modern diesels engine demands for optimum fuel flow which ensures the system is free of contaminants and water. Premium Guard Diesel Fuel Filters are engineered and tested to original equipment diesel manufacturer's fit, form, and function. Premium Guard Diesel Fuel Filters meets and exceeds the specifications for maintaining new vehicle warranties. Compatible with Dodge Ram 2500 and Dodge Ram 3500 Replaces 4883 963AA, CS8323, L5021F, F59201, and 33349 diesel fuel filters.