This is an OEM replacement part new from Ford Motor Company. This is the updated part number 4C3Z-9J460-B. The exhaust back pressure sensor (EBP) fits all the Power Stroke 6.0 Turbo Diesel from 2003 to 2005 models built before 11-30-2004. This one replaces the old part numbers of 3C3Z-9J460-AA and 4C3Z-9J460-A. Shipping options and cost are available once items are placed in the shopping cart and based your zip code.