A mount kit is included with every application| so there's only one part number to order. 4in upper oval tube serves as an accent bar along vehicle body. Drop step is made of 2in oval tube for product consistency. Decreases step-up distance by 5 inches that makes it easier toget into the vehicle. There are no hard bends in the drop step for un-compromised tube integrity and preserved strength. Molded textured waterfall step pad flows over tube edge for continuous| finished look. Steps mount to rocker panel utilzing OE holes for mounting. Welded and sealed tube ends keeps moisture out. No-drill applications are easy to install. Complete kits include driver and passenger steps| mount kit and install sheet so there is only one part number to order.