Amazon.com: Ford Genuine XO-5W40-5QSD SAE 5W-40 Full Synthetic Diesel Motor Oil - 1.25 U.S. Gal (4.73L), Single Pack : Automotive
CRAFTSMAN 7 Quart 5W-30 Full Synthetic Oil Change Kit Fits Select Ford F-250, F-350, F-450, F-550, F-650, F-750 Super Duty Vehicles in the Motor Oil & Additives department at Lowes.com