View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 2004 GMC Sierra 3500 with bed covers - folding? At Tunersports.com we carry a huge selection of the top name brand performance bed covers - folding parts and accessories.
 SHIPS FROM MANUFACTURER G3020069A new way to cover your bed. LOMAX(TM) STANCE(TM) Hard Covers maintain the same ultra low profile design and exceptional performance as our other LOMAX(TM) Folding Hard Covers, but with an additional vertical open position behind the cab. RIGIDLINK(TM) Locking System prevents direct contact with rea... LOMAX Stance Hard Cover 99-06 Chevy/GMC Full Size 1500 6ft 6in Box 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT $1,378.80 |
 SHIPS FROM MANUFACTURER B3020069LOMAX(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 - 07-13 Chevy Silverado 1500 6ft 6in Bed 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT $1,270.80 |
 SHIPS FROM MANUFACTURER 84945The 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 99-06 Chevy/GMC Silv/Sierra (8ft) / 07 Classic (incl HD) Solid Fold 2.0 Toolbox 2001-2006 GMC Sierra 3500 SLE / SLT 2002-2005 GMC Sierra 3500 Base 2004-2006 GMC Sierra 3500 WT $1,199.99 |