This product is a genuine Porsche radiator coolant hose with the part number 99710663201. It is designed to be used in Porsche vehicles and is used to transport coolant from the radiator to the engine. This hose is made of high-quality materials and is an exact replacement for the original hose in Porsche vehicles. It is durable and reliable, ensuring efficient cooling of the engine and preventing any leaks or malfunctions.