Spec-D Tuning SSB3-SIV99CCS2-WB Chevy Silverado Gmc Sierra 1500Hd 2500Hd 3500 Crew Cab S/S Side Step Nerf Bar 1 Pair of Chrome Polished Stainless Steel Nerf Bars Equipped with non-slip polyethylene step pads Installation instruction is included 30 Day Money Back Guarantee & 90 Days Limited Warranty Made by OEM approved & ISO certified manufacturers in materials that meet or exceed strict OEM requirements