The Peterbilt 579 2013 And Newer Cab/Sleeper/Extender Kit With Lights is a practical and versatile solution for underbody exhaust models. Made from stainless steel, this kit includes cab skirts and 80-inch sleeper skirts, each equipped with amber LED lights. With a width of 2.5 inches, it fits most Peterbilt 579 2013 and newer makes and models. The driver side skirt even features a block heater cutout for added convenience. Sold as a kit, it comes complete with lights, hardware, and harness. Enhance your truck's appearance and functionality with this reliable and easy-to-install kit.