Upgrade your Peterbilt 579 2013 and newer with this cab/sleeper/extender kit with lights. Made of stainless steel, this kit is designed for underbody exhaust models and features amber LED lights on each skirt. The driver's side includes a block heater cutout, and the kit includes cab skirts and 72-inch sleeper skirts, as well as all necessary hardware, lights, and harnesses. Measuring 2.5 inches wide, this kit is practical and easy to install, fitting most Peterbilt 579 2013 and newer makes and models. Enhance the look and functionality of your truck with this comprehensive kit.