The Peterbilt 378, 379, 388, and 389 2005 and newer Donaldson Front Air Cleaner Light Bar is a practical and efficient addition to your truck. Made from stainless steel, this light bar is designed for standard 13-inch can models and includes six 2-inch round light holes. Measuring 22.75 inches long with a 2.75-inch mount, it is sold in pairs and comes with a wiring harness with Packard plugs. Easy to install, this light bar attaches to the brackets between the hood and the air cleaner on both sides, fitting most Peterbilt 378, 379, 388, and 389 2005 and newer makes and models.