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

The dual-exit systems we offer here at Alligator Performance come from some of the best and most reliable names in the industry, providing you with an excellent way to gain the mean and loud exhaust rumble that your 2011-2016 GM 6.6L Duramax LML deserves. Many of these dual-exit kits include aggressively designed tips that compliment your truck's exterior styling by adding a custom look to your tough GM 2500/3500 truck. Once you've found the dual-exit kit that best suits your particular needs, pair it with an aftermarket cold air intake or performance tuner to unlock even more potential out of your rig. 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.