2007.5-2010 GM 2500HD/3500HD 6.6L LM Duramax Tonneau Covers

The bed of your 2007.5-2010 GM Sierra/Silverado is a great place to store and haul gear, but that doesn't mean you want thieves or inclement weather ruining your day in rather quick fashion. Tonneau covers for the GM 6.6L Duramax LMM's are a great way to keep everything in your truck bed safe and secure on all of your adventures. There a tons of different variations of tonneau cover and truck bed covers we offer, so you can find the best one that suits your particular budget and needs! We carry everything from roll-up, fold-out, and even retractable tonneau covers so we're sure you'll find something right here at Alligator Performance! GM Duramax Fitments: 2007, 2009, 2010 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.