HS Power TRI-FOLD Soft TONNEAU Cover 14/15+ Chevy Silverado/GMC Sierra Truck 6.5 ft Bed 2014 & Up Chevy Silverado 1500 Fleetside 6.5 ft ( 78" ) Bed Models. 2015 & Up Chevy Silverado 2500 HD / 3500 HD Fleetside 6.5 ft ( 78" ) Bed Models. 2014 & Up GMC Sierra 1500 Fleetside 6.5 ft ( 78" ) Bed Models. 2015 & Up GMC Sierra 2500 HD / 3500 HD Fleetside 6.5 ft ( 78" ) Bed Models. 2015 & Up GMC Sierra 2500 HD / 3500 HD Denali Fleetside 6.5 ft ( 78" ) Bed Models. ( Will Not Fit Stepside Models ) Trunk Bed Tonneau Cover Color: Black Function: Tri-Fold Soft Style , Heavy Duty Black Vinyl Tarp , Lifetime Frame Warranty & 3 Year On The Cover , Twist Clamp Design Provides Tension & Security - On Design With Easy To Follow Instructions - No Drilling! Professional Installation is recommended. General Installation guide might be provided upon request