The Peterbilt 377, 378, and 379 1987 and newer rear Vortox air cleaner light box with round style light cutouts is a practical and reliable product. Made from stainless steel, it is durable and long-lasting. With options for 6, 7, or 8 light holes, this light box is sold in pairs and fits most Peterbilt 377, 378, and 379 1987 and newer models. Enhance the visibility and safety of your vehicle with this high-quality light box.