Right Hand Passenger's Side Glow Plug Harness is a direct fit for the following:

2003-2004 Ford F-250 Super Duty
2003-2004 Ford F-350 Super Duty
2003-2004 Ford F-450 Super Duty
2003-2004 Ford F-550 Super Duty
2003-2004 Ford Excursion
6.0L Powerstroke Diesel Engines Only

Genuine Ford Part Number: 3C3Z-12A690-BA