Upgrade your Peterbilt 579 2013 and newer with this Cab/Sleeper/Extender Kit with Lights. Crafted in durable stainless steel, this kit is designed for 72-inch sleeper models with 117-inch BBC and underbody exhaust. Each skirt features amber/clear LED lights and measures 2.5 inches wide. Sold as a complete kit with hardware, lights, and harnesses included, it fits most Peterbilt 579 2013 and newer makes and models. Enhance the look and functionality of your truck with this practical and stylish upgrade.