Shop Differential Covers and upgrade the axle in your 2020-2025 Chevy/GMC 3.0L Duramax. Besides the increased strength of a cast cover, they can also offer increased fluid capacity and integrated cooling fins. Choose between an OE-style stamped steel replacement cover or upgrade to a more durable cast and machined unit. Shop all the top manufacturers including Mag-Hytec, Dynatrac, ATS Diesel, BD-Power, PPE, AFE Power, Yukon, Banks Power, B&M, Nitro Gear & Axle, Dorman, and more!
