The Wingmaster Peterbilt Brake Valve Control Trim is a durable and practical solution for maintaining the brake system of your Peterbilt 387 truck. Made of stainless steel, this trim is designed to fit model years 1999-2005, ensuring a perfect fit and reliable performance. Each trim is sold individually, making it easy to replace as needed. Keep your brake system in top condition with this high-quality, long-lasting control trim.