2001-2004 GM 2500HD/3500HD 6.6L LB Duramax Tonneau Covers

A tonneau cover is a must-have for any 2001-2004 GM 2500HD/3500HD owner who wants to protect their truck bed and its cargo! Tonneau covers are a great way to shield your gear from any inclement weather, dust, mud or would-be thieves when you're out and about. Our tonneaus range from easy-to-use roll-ups and sturdy hard folding covers, so you'll be sure to find a cover the best fits your particular budget and needs. Your new tonneau covers pairs excellently with our great selection of Exterior Upgrades!  GM Duramax Fitments: 2001, 2002, 2003, 2004 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.