2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Roof Racks

When you need extra cargo space on your 2017-2019 GM 6.6L Duramax L5P, don’t let the roof go to waste. Our premium aftermarket roof racks here at Alligator Performance turn your truck’s roof into a versatile storage solution, perfect for hauling oversized gear like bikes, kayaks, luggage, and more. These roof racks are designed to maximize your truck’s carrying capacity while keeping your bed free for other essentials that you might need to grab at a moment's notice. Strong, durable, and easy to install, these GM 2500HD/3500HD roof racks ensure that you can bring all your gear along without compromising your truck’s performance or interior space. Be sure to also check out our selection of Bed Racks and Interior Storage for even more ways to organize your gear. GM Duramax Fitments: 2017, 2018, 2019 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.