DNA MOTORING STEPB-ZTL-8120 Pair Running Board Nerf Bar Drop Steps Set,BlackNerf bars were originally designed to protect vehicles from lower body damage, but they have evolved to serve other purposes as well. Many truck and SUV owners want Nerf bars just for the way they look these sleek, tubular side bars make a stylish statement on almost any rig. These Nerf bars also function as side steps, creating an easier and safer entry point into the truck SUV. Replace for 07 18 Chevy Silverado 1500 Extended Cab 07 19 Chevy