Looking for aftermarket parts to modify or upgrade your 2012 Chevrolet Silverado 3500 HD with truck boxes & storage? At Tunersports.com we carry a huge selection of the top name brand performance truck boxes & storage parts and accessories for your Silverado 3500 HD.
Whether you have a 2012 Chevrolet Silverado 3500 HD in LT to WT trim we have you covered. We have 4 truck boxes & storage available to mod your Silverado 3500 HD. All parts have free shipping to the Continental US 48 States.
 IN STOCK SC100DSwingCase by UnderCover is the most innovative and versatile truck storage box ever made. Built to last from lightweight, high-impact ABS plastic; the tough, weatherproof, SwingCase is custom fitted for your truck. The SwingCase is affordable, too. In fact, you can purchase two SwingCases for less t... UnderCover 07-18 Chevy Silverado 1500 (19 Legacy) Drivers Side Swing Case - Black Smooth 2007-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT $239.99 |
 IN STOCK SC100PSwingCase by UnderCover is the most innovative and versatile truck storage box ever made. Built to last from lightweight, high-impact ABS plastic; the tough, weatherproof, SwingCase is custom fitted for your truck. The SwingCase is affordable, too. In fact, you can purchase two SwingCases for less t... UnderCover 07-18 Chevy Silverado 1500 (19 Legacy) Passengers Side Swing Case - Black Smooth 2007-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT $239.99 |
 SHIPS FROM MANUFACTURER 57-81005Protect your rear cabin window from road hazards and shifting cargo with Westin's all new HLR Truck Rack. Whether you are a contractor or just looking for a multi-functional headache rack to secure your cargo, Westin's HLR Truck Rack is the logical solution. This lightweight extruded aluminum he... Westin Chevrolet Silverado 1500 07-18 (Excl Classic) HLR Truck Rack 2007-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT $516.47 |
SHIPS FROM MANUFACTURER 57-81005AWestin Chevy / Ram / Ford / Toyota HLR Hoop 1 2007-2019 Chevrolet Silverado 3500 HD LT / LTZ / WT $398.18 |