The Wingmaster Stainless Steel Peterbilt - 389 Exhaust Cover - Passenger Side is a practical and durable accessory for your Peterbilt 389 truck. Made from high-quality stainless steel, this exhaust cover is designed to fit most Peterbilt 389 makes and models. With its sleek design and easy installation, it adds a touch of style to your truck while protecting the exhaust system. Sold individually, this exhaust cover is a must-have for any Peterbilt 389 owner looking to enhance their truck's appearance and functionality.