This stainless steel Peterbilt 378, 379, 388 and 389 air cleaner front trim panel is designed for standard air cleaners and measures 25 inches long. It fits the front of the air cleaner and is made to fill the space between the air cleaner and hood. Sold in pairs, it is plain with no lights or cutouts and fits most Peterbilt 378, 379, 388 and 389 makes and models. This trim panel is a practical and stylish addition to any Peterbilt truck, providing a sleek and polished look while also protecting the air cleaner.