2007-2014 GMC Sierra 1500 Silverado Running Board Bracket Aluminum Door Locks Large plenum optimized using CFD

Large plenum optimized using CFD and dyno testing

Comes with a piece of rear trunk spoiler wing

Experience the perfect fusion of modern styling and advanced illumination technology

Dyno-proven and track-tested

Whether you're aiming for a modest 3PSI

2007-2014 GMC Sierra 1500 Silverado Running Board Bracket Aluminum Door Locks Large plenum optimized using CFDMolded end caps. Running Boards are made of Aluminum, light weight and extremely sturdy. Prevent water from freezing on the top surface and help getting mud and dirt off. Enough width step platform offers a safter access to walk on and off rail cars. No drilling or special hardware required. Professional installation is highly recommended. Fitment 2007 2014 GMC Sierra 1500 Double Cab 2007 2014 Chevrolet Silverado 1500 Double Cab Package 1x Pair of