2004.5-2005 Silverado & Sierra 2500 & 3500 Duramax LLY Tonneau Covers

Adding a tonneau cover to your 2004.5-2005 Silverado & Sierra 2500 & 3500 Duramax LLY build is practically a rite of passage for any truck owner, and we here at Tier One have a huge selection of 2004.5-2005 Silverado & Sierra HD tonneau covers that will give your truck a slick look, more bed security, and keep your gear or cargo out of the elements and the sights of prying eyes. We carry Duramax 2500 & 3500 roll-up tonneau covers, Duramax 2500 & 3500 folding tonneau covers, and Duramax 2500 & 3500 retractable tonneau covers available in a bunch of different designs and styles so that you can find the perfect tonneau solution for your Duramax truck. Some of these tonneau covers even come with T-slot rails, allowing you to easily expand your Silverado & Sierra's cargo-carrying capabilities or build a complete bed rack system over your tonneau cover. Also check out our 2004.5-2005 Silverado & Sierra 2500 & 3500 LLY Transmission Pans or 2004.5-2005 Silverado & Sierra 2500 & 3500 LLY Transmission Coolers!