This fuel filter kit is manufactured by Racor here in the USA. Old part number was PFF4604 replaced with updated PFF4616. Racor is the OEM for Ford Motorcraft fuel and oil filters. The carton for the fuel filter kit may be plain white but the filters inside are genuine OEM. If you don’t require a fancy Motorcraft box then save some money on this Racor fuel filter. Fuel filter kit contains one primary fuel element and one secondary fuel element with O-rings included. Filters meet OEM specifications and are of the highest quality. This diesel fuel filter kit will fit all Ford Powerstroke 6.0L Pickup trucks and Excursion from 2003 through 2007. Replaces Ford part number 3C3Z-9N184-CA.