The Peterbilt 579 Stainless Steel Upper Back Step Trim is a practical and durable accessory for your Peterbilt 579 truck. Made of high-quality stainless steel, this trim is designed to enhance the appearance of your vehicle while providing added protection. It is sold as a pair and can be easily installed using the supplied double-sided 3M tape. Compatible with most Peterbilt 579 models, this trim is a reliable and stylish addition to your truck.