GMC Sierra Z71 For sale GMC Sierra + Silverado parts Headers + Y-pipe, custom made by Add Power workshop. Fits models from 2007 to 2013. Full option Sierra rims with nearly new 4-ply tires. Electronic muffler + rocket outlets. Abu Tair muffler. Extension with right-side outlets. Volant intake. K&N intake. 17-inch Diesel rims with their caps. Almost new, first-grade Saree lamp. New right rear bumper bushing, still in its bag. For contact: 0530381369 Shipping available to all regions of the Kingdom.