2011-2016 GM 2500HD/3500HD 6.6L LM Duramax Towing Upgrades

Your GM 2500HD/3500HD is built for towing heavy loads, but upgrading key components can further enhance its towing performance. We offer a variety of durable hitches with high load capacities and tongue strength, along with upgraded receivers and more. Our selection also includes extended helper springs and air spring kits, designed to help your truck handle heavier loads without rear-end sag. Whether you're towing an RV or a heavy trailer, we have the upgrades you need for safe and efficient towing. Pair your towing upgrades with our selection of Brake Upgrades. GM Duramax Fitments: 2011, 2012, 2013, 2014, 2015, 2016 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.