Buy 2003 Ford F-350 Super Duty 6.8L Triton V10 A/T RWD XL Extended Cab Pickup Power Steering Return Hydroboost, Line, LITER - OEM Ford Part # F81Z3A713AA (F81Z-3A713-AA)

Power Steering Return Hose.
Hydroboost. Hydroboost to Reservoir. Return Hose for Power Steering.

Fits F-250 Super Duty, F-350 Super Duty

5.4 & 6.8 LITER.
Power Steering Line - Repair or Replace
If the steering in your 2003 Ford F-350 Super Duty whines or groans, or if your steering wheel is hard to turn, you may have a leaking power steering line.