Introducing the GM Disc Drum Brakes Brass Proportioning Valve for all street rod classic cars and trucks. This top-quality product from Classic Performance Products CPP is designed to ensure efficient braking without compromising on safety. The valve is made of brass, making it durable and long-lasting. This product comes with a 30-day manufacturer warranty and is not subject to any custom bundle. It is a vintage part that has not been modified and does not carry any California Prop 65 Warnings. Purchase now to experience the benefits of the GM Disc Drum Brakes Brass Proportioning Valve for your classic car or truck.