Shop Differential Covers and upgrade the axle in your 1994-1997 Ford 7.3L Powerstroke. Differential Covers are typically available as an upgraded cast and machined design and as a stamped steel replacement. Aftermarket cast covers can offer many benefits such as increased fluid capacity, integrated cooling fins, and additional strength over the stock steel cover. Shop all the top brands including Mag-Hytec, Dynatrac, ATS Diesel, BD-Power, PPE, AFE Power, Yukon, Banks Power, B&M, Nitro Gear & Axle, Dorman, and more!