This stainless steel train horn on/off switch plate is designed to fit most Peterbilt makes and models. Sold individually, this switch plate is made from durable stainless steel, ensuring long-lasting performance. Its sleek design adds a touch of sophistication to your vehicle's interior. With its easy-to-use on/off switch, this switch plate provides convenient control over your train horn. Enhance your driving experience with this practical and stylish accessory.