The Universal Aluminum Coolant Overflow Tank 800ml is a durable and reliable engine cooling component designed for car and truck use. With a manufacturer warranty of 1 year and being 100% leak tested, this coolant overflow reservoir is made of metal and features a 3-inch diameter. The tank is designed for universal fitment, making it a convenient and practical choice for various vehicles. It includes a cap and is not a vintage part, ensuring compatibility and quality for your vehicle's cooling system