The Wingmaster Stainless Steel Peterbilt Exhaust Cover is a practical and durable solution for your Peterbilt 389. Designed to fit most Peterbilt 388 and 389 makes and models, this exhaust cover comes in a pair for both the passenger and driver's side. Made from high-quality stainless steel, it not only enhances the appearance of your truck but also provides protection against corrosion. With its easy installation and reliable performance, this exhaust cover is a must-have for any Peterbilt owner looking to upgrade their vehicle.