The Haldex Remanufactured MB-1 H End Cap Fourth Series Vacuum Booster is perfect solution for your truck's air brake system. This product is designed to meet the highest standards of quality and performance, ensuring that your truck operates at peak efficiency. It is engineered to fulfil the requirements of your truck, with a single diaphragm that guarantees to last longer than rival products. The product is rigorously checked for performance before it leaves the assembly line, ensuring that it meets the highest standards of quality. The Mounting Bracket MB-1 ensures that the product is easy to install and use. It is designed to assist in bringing your truck's air brake system back to peak efficiency. FleetPride is your First Click in Heavy Duty®.