Brand New Upgraded EGR Cooler Kit Includes All Gaskets Needed; Includes EGR Cooler Connector Hose; Includes Turbo Hardware Kit It is recommended to replace the engine oil cooler at the same time; Please search for APDTY 015339 to add the oil cooler kit to this order Fits 2003*-2010 Ford 6.0L Diesel Fits 2003 Models Manufactured On Or After 9-22-2003, Manufacture date can be found on door jamb placard Replaces 4C3Z9P456AJ, 4C3Z9P456AJ, 4C3Z-9P456-AF, 4C3Z 9P456-AH, 4C3Z 9P456-AC, 4C3Z 9P456-AA, 4C4Z 8592-AA, 3C3Z-9433-BJ, 3C3Z-9439-AA, 3C3Z-9T514-AG, 3C3Z-9T514-AD