Looking for in-stock aftermarket parts to modify or upgrade your GMC Sierra 2500 HD with bed covers - folding? At Tunersports.com we carry a huge selection of the top name brand performance bed covers - folding parts and accessories for your Sierra 2500 HD.
Whether you have a 2001 or 2024 GMC Sierra 2500 HD in AT4 to WT trim we have you covered. We have 48 bed covers - folding available to mod your Sierra 2500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK B1020039LOMAX(TM) Hard Tri-Fold Cover delivers a bold look, taking your truck to new heights. The textured matte black finish and ultra low profile design merge flawlessly with your pickup for a sleek appearance. From the simple install and removal to the strategically placed weather seals, the LOMAX(TM) Ha... Access LOMAX Tri-Fold Cover 15-19 Chevy / GMC Full Size 1500 / 2500 / 3500 6ft 6in Bed 2015-2019 GMC Sierra 2500 HD Base / Denali / SLE / SLT $1,142.40 |
IN STOCK - LOW B1020099LOMAX(TM) Hard Tri-Fold Cover delivers a bold look, taking your truck to new heights. The textured matte black finish and ultra low profile design merge flawlessly with your pickup for a sleek appearance. From the simple install and removal to the strategically placed weather seals, the LOMAX(TM) Ha... Access LOMAX Tri-Fold Cover 2020+ Chev/GMC Full Size 2500 3500 6ft 8in Standard Bed - Matte Black 2020-2021 GMC Sierra 2500 HD Base 2020-2023 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2023 GMC Sierra 2500 HD Pro $1,142.40 |
IN STOCK B3020099LOMAX(TM) Hard Tri-Fold Cover delivers a bold look, taking your truck to new heights. The textured matte black finish and ultra low profile design merge flawlessly with your pickup for a sleek appearance. From the simple install and removal to the strategically placed weather seals, the LOMAX(TM) Ha... Access LOMAX Tri-Fold Cover Black Urethane Finish 20+ GM 2500/3500 - 6ft 8in Bed 2020-2021 GMC Sierra 2500 HD Base 2020-2023 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2023 GMC Sierra 2500 HD Pro $1,110.95 |
 IN STOCK 84450The Solid Fold 2.0 Toolbox Tonneau by Extang provides the best in weather and UV protection while sill allowing for instant cargo access. It is designed for full size trucks with 6 1/2 and 8 bed lengths and will match up the most 18-20 in standard toolboxes. The Solid Fold 2.0 Toolbox Tonneau comes ... Extang 14-16 Chevy/GMC Silv/Sierra 1500 (6.5ft) / 14-16 2500/3500HD Solid Fold 2.0 Toolbox 2015-2019 GMC Sierra 2500 HD Base / Denali / SLE / SLT $1,149.99 |
IN STOCK - LOW 84653The Solid Fold 2.0 Toolbox Tonneau by Extang provides the best in weather and UV protection while sill allowing for instant cargo access. It is designed for full size trucks with 6 1/2 and 8 bed lengths and will match up the most 18-20 in standard toolboxes. The Solid Fold 2.0 Toolbox Tonneau comes ... Extang 2020 Chevy/GMC Silverado/Sierra (6 ft 9 in) 2500HD/3500HD Solid Fold 2.0 Toolbox 2020-2021 GMC Sierra 2500 HD Base 2020-2024 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2024 GMC Sierra 2500 HD Pro 2024-2024 GMC Sierra 2500 HD AT4X / Denali Ultimate $1,149.99 |
 IN STOCK 88450The Extang Solid Fold 2.0 is a hard, tri-fold truck bed cover. The Solid Fold 2.0 tonneau is made with TPO dent-resistant panels and integrated snap on seals to make the most durable and weather resistant hard folding cover on the market. The Solid Fold 2.0 has a textured, matte finish that gives th... Extang 14-18 Chevy/GMC Silverado/Sierra 1500 (6ft. 7in. Bed) Solid Fold ALX 2015-2019 GMC Sierra 2500 HD Base / Denali / SLE / SLT $999.99 |
 IN STOCK - LOW 90653The easiest truck bed cover just got easier. The Trifecta ALX packs the same great features as Extang ??s best-selling tri-fold cover, the Trifecta 2.0, but with a Secure Rotary Release Latching System at the tailgate and an automatic latching feature that ??ll make getting the goods in and out of y... Extang 2021 Chevy/GMC Silverado/Sierra (6 ft 9 in) 2500HD/3500HD Trifecta ALX 2020-2021 GMC Sierra 2500 HD Base 2020-2024 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2024 GMC Sierra 2500 HD Pro 2024-2024 GMC Sierra 2500 HD AT4X / Denali Ultimate $529.99 |
 IN STOCK 773301The Deuce doesn't like to play by the rules. The ultimate hybrid truck bed cover, the Deuce gives you the full bed access of a roll-up cover, plus the added convenience and quick access of a folding cover. Roll it open, or simply pull a latch to flip it open from the cab. Combining durability and fl... Truxedo 2020 GMC Sierra & Chevrolet Silverado 2500HD & 3500HD 6ft 9in Deuce Bed Cover 2020-2021 GMC Sierra 2500 HD Base 2020-2024 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2024 GMC Sierra 2500 HD Pro 2024-2024 GMC Sierra 2500 HD AT4X / Denali Ultimate $649.99 |
 IN STOCK AX12019The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the mos... UnderCover 14-18 Chevy Silverado (19 Legacy) 6.5ft Armor Flex Bed Cover - Black Textured 2015-2019 GMC Sierra 2500 HD Base / Denali / SLE / SLT $1,299.99 |
IN STOCK AX12024The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the mos... UnderCover 2020 Chevy Silverado 2500/3500 6.9ft Armor Flex Bed Cover 2020-2021 GMC Sierra 2500 HD Base 2020-2024 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2024 GMC Sierra 2500 HD Pro 2024-2024 GMC Sierra 2500 HD AT4X / Denali Ultimate $1,299.99 |
IN STOCK AX12026The new ArmorFlex hard folding cover is designed to protect your truck bed and its contents, while maintaining its strength, style and durability. Heavy-duty panels are coated with a LINE-X(R) specialty automotive coating designed to provide advanced protection from dents and scuffs, even in the mos... UnderCover 2020 Chevy Silverado 2500/3500 HD 8ft Armor Flex Bed Cover 2020-2021 GMC Sierra 2500 HD Base 2020-2024 GMC Sierra 2500 HD AT4 / Denali / SLE / SLT 2022-2024 GMC Sierra 2500 HD Pro 2024-2024 GMC Sierra 2500 HD AT4X / Denali Ultimate $1,349.99 |
 IN STOCK - LOW UX12019A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ul... UnderCover 14-18 Chevy Silverado 1500 (19 Legacy) 6.5ft Ultra Flex Bed Cover - Black Textured 2015-2019 GMC Sierra 2500 HD Base / Denali / SLE / SLT $1,099.99 |
 IN STOCK UX12024A hard folding truck bed cover that comes with overwhelming new features, and is topped off with an alluring matte finish. The Ultra Flex is in a category of its own. From the irresistible outward appearance, to each component beneath the cover, the Ultra Flex has been carefully crafted to be the ul... UnderCover 2020 Chevy Silverado 2500/3500 HD 6.9ft Ultra Flex Bed Cover 2020-2021 GMC Sierra 2500 HD Base 2020-2022 GMC Sierra 2500 HD AT4 2020-2023 GMC Sierra 2500 HD Denali / SLE / SLT 2022-2023 GMC Sierra 2500 HD Pro $1,099.99 |