The Trifecta E-Series is a soft folding truck bed cover topped with a durable vinyl material. Its lightweight aluminum frame and Extang engineered heavy-duty support bows span the width of the truck bed for added durability. For ease of use and to keep tension to the truck bed, the Trifecta E-Series is engineered with intuitive, spring-loaded tailgate clamps. Drive with the Trifecta E-Series in either the closed or the fully open position. Like all Trifecta covers, the Trifecta E-Series comes fully assembled with a simple no tools required installation process. Best of all, the entire cover can be removed in minutes to maximize space for large cargo.. Extang Trifecta E-Series Cover-2007-2013 Chevy Silverado/GMC Sierra 1500/2007-2014 2500 HD/3500 HD 6ft. 6in. Bed without Cargo Management System. Extang Trifecta E-Series Cover - 2007-2013 Chevy Silverado/GMC Sierra 1500/2007-2014 2500 HD/3500 HD 6' 6" Bed without Cargo Management System. Extang 07-13 Chevy/GMC Silverado/Sierra (6 1/2ft Bed) Without Rail System Trifecta e-Series. Trifecta E-Series 07-13 Silv/Sierra 1500/07-14 2500HD/3500HD 6ft.6in. w/out CMS. Trifecta E-Series 07-13 Silv/Sierra 1500/07-14 2500HD/3500HD 6'6" w/out CMS. Easy-to-use spring loaded tailgate clamps. Full perimeter seal to keep water out. Simple and quick installation. Durable vinyl material. Trifecta E-Series. ES 07-14 GM 6ft.6. ES 07-14 GM 6'6. 5-year warranty. Tonneau Cover

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