2011-2016 GM Duramax 6.6L LML Single-Exit DPF-Back Kits

Whatever your desired style and sound may be, we have the single-exit exhaust system for your 2011-2016 GM 6.6L Duramax LML, right here at Alligator Performance. The aftermarket exhaust systems we offer come standard with advanced design technologies using only high-quality materials to help maximize airflow and performance gains in every situation. Many of these kits come equipped with aggressively styled tips and powerful mufflers, while others come standard without an exhaust tip so you can choose your desired look. Pair any of these systems with an aftermarket cold air intake or performance tuner to unlock even more potential hidden under the hood of your 2011-2016 GM 6.6L Duramax LML. 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.