Fits: 2007.5 thru 2014 GMC Sierra 2500HD/3500HD LMM/LML Duramax Diesel

Easy Installation: With our advanced no drill screw-clip mounting system
(plus 3M™ high bond tape)

OE Matte Black Textured Finish: Adds protection - covers nicks & scratches

100% UV Protected: Exclusive Dura-Flex® 2000 TPO textured material

CAD Engineered: A perfect fit with more side coverage than factory caps

Fitment:

• Will not fit Dually models
• Part# 49523- GMC OE Style Ultimate BedRail Cap, OE Matte Black, Shortbed without Stake Hole Pockets
• Part# 49524- GMC OE Style Ultimate BedRail Cap, OE Matte Black, Longbed without Stake Hole Pockets
• Part# 49526- GMC OE Style Ultimate BedRail Cap, OE Matte Black, Shortbed with Stake Hole Pockets
• Part# 49527- GMC OE Style Ultimate BedRail Cap, OE Matte Black, Longbed with Stake Hole Pockets
• Part# 48524- GMC Smoothback Ultimate BedRail Cap, OE Matte Black, Shortbed without Stake Hole Pockets
• Part# 48525- GMC Smoothback Ultimate BedRail Cap, OE Matte Black, Longbed without Stake Hole Pockets
• Part# 48527- GMC Smoothback Ultimate BedRail Cap, OE Matte Black, Shortbed with Stake Hole Pockets
• Part# 48528- GMC Smoothback Ultimate BedRail Cap, OE Matte Black, Longbed with Stake Hole Pockets