The product is a remanufactured Carquest power brake booster specifically designed for 2000-2006 Toyota Tundra trucks. Made of steel, it comes with a 5-year manufacturer warranty and includes the booster and instruction sheet. The housing diameter is 10.735 inches, while the diaphragm diameter is 10.45 inches. This OE/OEM part number 53-4902 is a direct fit for the specified vehicle make and model, ensuring proper performance and reliability in the braking system.