The product is a remanufactured power brake booster designed to fit 2009-2019 Toyota Corolla, RAV4, and Matrix vehicles, as well as Scion xB and tC models. Made of steel and featuring a housing diameter of 10.73 inches, this brake booster is backed by a 5-year manufacturer warranty. With specific OE/OEM part numbers listed, this United States-made product by Wearever is a reliable and high-quality component for maintaining proper brake function in your vehicle.