This Stainless Steel Engine Brake On/Off Switch Plate is a practical and durable accessory for your Peterbilt truck. Made from high-quality stainless steel, this switch plate is designed to fit most Peterbilt makes and models. It provides a convenient and easy way to control your engine brake, ensuring smooth and efficient operation. With its sleek and sturdy construction, this switch plate is built to last and withstand the rigors of the road. Enhance the functionality of your truck with this reliable and versatile switch plate.