Interchange Part Number:F81Z9C968AA, F81Z9C968AB; F5TZ9C968A, F6TZ9F838A; 1836412C91, 1829856C91; 1841086C91, CM5013; F81A9C968AA, F6TZ9F838A; F6TZ9F838, 1807329C92; 1841217C91, 1830669C91; 82502321003, F81Z, 1807329C; 1807329, AP63402, 1841086C91 Colour:As Shown Fitment: For E-350 7.3L 2003 For E-350 Club Wagon 7.3L 2003 For F-450 Super Duty 7.3L 1999-2003 For F-750 7.3L 1999-2003 For Super Duty 7.3L 2001-2003 For E-350 Econoline 7.3L 1997-2002 For E-350 Econoline Club Wagon 7.3L 1997-2002 For E-550 Econoline Club Wagon 7.3L 2002 For E-450 Econoline Super Duty Stripped 7.3L 2001 For Excursion 7.3L 2000-2001 For F-650 7.3L 2001 For E-450 Econoline Super Duty 7.3L 2000 For 7.3L 1997 Material:Metal Package Contents: 1 x Pressure Regulator Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.