2017-2019 GM 2500HD/3500HD 6.6L L5 Duramax Exhaust Upgrades

Our selection of 2017-2019 GM 6.6L Duramax exhaust systems is just what you need in order to add tons of style and sound to your GM Sierra/Silverado 2500/3500 truck. These premium street-legal and off-road exhaust kits feature much more efficient designs over your restrictive factory exhaust system and allows your 6.6L Duramax L5P engine to breathe easier. Some of these kits are designed to deliver noticeable gains in both horsepower and torque without any additional hassles or tuning required, giving you an immediate performance upgrade without compromise. On top of their impressive power gains, these premium aftermarket exhaust kits provide an aggressive tone that will be sure to get the blood flowing each time you hop on the accelerator. We offer everything from single-exit kits, dual-exit kits, up-pipes, downpipes, and universal exhaust tips to get your entire exhaust system looking and performing the way you want it to. 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.