The Roadworks Peterbilt Shock Covers are a practical and stylish addition to any truck. Made of stainless steel, this kit includes two pieces that conceal shocks and air bags. It uses factory bolts and additional screws to mount on the back of the sleeper. With three oval light holes, there are many lighting options available. This kit fits 2006 and newer or 2005 and earlier trucks with 36", 48", or 63" sleepers. It comes with a 1-year warranty from Roadworks. Lights are not included, but more details can be obtained by calling.