The Peterbilt 389 Hood Extension Panels with Urea are a practical and beneficial addition to your truck. Made from 304 stainless steel, these panels are 4 inches wide and available in wide replacement or wide replacement notched options. Sold by pair, they fit most Peterbilt 389 makes and models. These extension panels enhance the functionality and aesthetics of your truck, providing a durable and stylish solution. Upgrade your truck with these high-quality panels for improved performance and a sleek appearance.