Find a variety of factory-style, upgraded, and deep Automatic Transmission Pans available for your 2020 Chevy/GMC 3.0L Duramax. Get a factory style stamped steel pan for a direct-fit replacement for your original corroded or damaged pan. Deep pans typically allow for increased fluid capacity and feature heat-dissipating fins cast into the pan. Top-notch manufacturers like Mag-Hytec, ATS Diesel, BD-Power, Dorman, and more are available for your vehicle.