If you’ve lifted your 2017-2019 GM 6.6L Duramax L5P, a set of massive 37" tires is the perfect way to complement your truck’s new height and aggressive stance. These tires give you the ability to conquer just about any terrain or obstacle, offering unparalleled ground clearance and impressive off-road capability. Available in both Mud Terrain (MT) and All Terrain (AT) varieties, these 37" tires allow you to customize your build based on the level of traction and ride quality you need.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.