Upgrade your Peterbilt 378 or 379 with the 2005 and newer Donaldson Rear Air Cleaner Light Bar. Made of durable stainless steel, this light bar is designed for models with 13-inch standard Donaldson cans. Each light bar features six 2-inch round red starburst LED lights and is sold in pairs. The wiring harness with Packard plugs and bezels is included, making installation a breeze. Attach the light bar to the brackets between the hood and the air cleaner on both sides for a sleek and practical addition to your truck. Fits most Peterbilt 378 and 379 2005 and newer makes and models.