2020-2024 GM Duramax 6.6L L5P Exterior Upgrades

Even though your 2020-2024 GM 6.6L Duramax L5P equipped truck already looks pretty tough, you can give it your own style and appeal with any of these premium exterior parts and upgrades. Here at Alligator Performance, we carry aftermarket side steps, fender flares, grilles, mud flaps, and roof racks so you can outfit your GM Sierra/Silverado 2500/3500 with some of the best looking accessories on the market. Set your truck apart from the rest with some bolt-on fender flares or improve your truck's carrying capacity with a brand new roof rack and start adventuring like you mean it. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.