FullTilt Snapless Soft Tilting Tool Box Tonneau Cover Fits 8 ft. Bed;To be used with standard 20 in. Toolbox; Type: Soft Tilting hinged operation; Installation Time: 30 - 45 Minutes One person installation and removal; Mounting System: Innovative quick release system and Offset brackets for full use of bed.; Material: Reinforced Aluminum Frame with Vinyl Tarp;Warranty: Lifetime Frame & 10 year Tarp CHEVROLET GMC SIERRA 1500 SIERRA 2500 HD SIERRA 3500 HD SILVERADO 1500 SILVERADO 2500 HD SILVERADO 3500 HD BASE DENALI HIGH COUNTRY LS LT LTZ SLE SLT WT 2014 2015 2016 4.3L LV3 (262) Vortec 5.3L Ecotec3 L83 (325) 6.6L Duramax Turbo Diesel LML (400) 6L GEN IV CNG LC8 Vortec (364) 6L GEN IV Flex L96 Vortec (364) 6L GEN IV Flex LC8 Vortec (364) 6L GEN IV L96 Vortec (364) 6L GEN IV LC8 Vortec (364) CNG DIESEL FLEX GAS Extang Extang FullTilt Snapless Soft Tilting Tool Box Tonneau Cover - 38455 38455 Tonneau Cover