Fuel Filters | Parker NA The Racor P Series is a Diesel Fuel Conditioning Module that comes equipped with an electric fuel pump, a fuel filter/water separator, a contaminant collection bowl with a water sensor, and a thermostatically-controlled PTC-type electric pre-heater. FBO Series Replacement Cartridges are designed for use with FBO Filtration Assemblies. Racor Fuel Filters | West Marine Shop, read reviews, or ask questions about Racor Fuel Filters at the official West Marine online store. Since 1968, West Marine has grown to over 250 local stores, with knowledgeable Associates happy to assist. Shop with confidence - get free shipping to home or stores + price match guarantee!