AutobotUSA Heavy Duty 5" Oval Matte Black Finished Side Step Nerf Bars Running Boards for Chevy Silverado/GMC Sierra 1500/2500/2500HD/3500/3500HD/1500 Denali Extended Cab 1999-2014 Models Side Bars Fitment: 1999-2013 Chevy Silverado 1500 Extended Cab Models, 1999-2014 Chevy Silverado 2500 / 2500 HD / 3500 / 3500 HD Extended Cab Models, 1999-2013 GMC Sierra 1500 Extended Cab Models, 1999-2014 GMC Sierra 2500 / 2500 HD / 3500 / 3500 HD Extended Cab Models, 2002-2004 GMC Sierra 1500 Extended Cab Denali Models ( Will Fit Models With 2 Full Size Front Doors & Half Size Back Door ) Side Bars: 5 Inch Oval Shaped Side Step Nerf Bars. Features: Heavy Duty Black Fine Shimmering Steel Side Step Bars with 3 years Warranty against Rust and Corrosion. Oval Design Provides a More Secure Area, Make You Convenient to Get In or Out of Your Car. 465 lbs. Weight rating. Easy to Install: Easy plug and play installation. Step Bars are positioned high and tight for a better fit and cleaner look. Professional installation is recommended. Warranty: High quality standard. Limited 60 days manufacturer warranty.