2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Audio

Since you're going to spend a lot of time in your GM 2500/3500's cab listening to tunes, it's best to experience better sound quality and range for every adventure. Our selection of speakers, subwoofers, and head units for the 2011-2016 GM 6.6L Duramax LML's can give your truck's audio system a new lease on life and blow the stock speakers out of the water. These aftermarket audio upgrades feature much higher build qualities and give your tunes more range with deeper bass, sharper highs and cleaner mids. If you're looking to seriously bump up your bass, choose from our lineup of subwoofers that can practically fit any cab size out here. No matter what your intended applications may be, improve the sound quality on each of your adventures with any of the premium audio upgrades we offer, right here at Alligator Performance. 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.