2017-2019 GM 2500HD/3500HD 6.6L L5P Duramax Single-Exit Kits

Upgrading to a single-exit exhaust kit on your 2017-2019 GM 6.6L Duramax L5P is a surefire way to boost both the performance and sound of your ride. These kits are engineered to replace your restrictive factory exhaust system with advanced designs and premium materials that maximize airflow, leading to noticeable performance gains. Whether you’re looking for a deep, aggressive exhaust note or simply more power, these systems have you covered. Many of these exhaust kits feature eye-catching, aggressively styled tips and powerful mufflers that enhance both the look and sound of your truck. For those who prefer a custom touch, several options come standard without an exhaust tip, allowing you to select the perfect style to match your vehicle. To truly unlock the hidden power under your hood, consider pairing your new exhaust with a high-flow Cold Air Intake or a performance Tuner. 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.