The Genuine BMW Radiator Coolant Hose - 17128662840 is a high-quality replacement hose for the radiator in BMW vehicles. This hose is specifically designed to withstand the high temperatures and pressures of the cooling system, ensuring efficient and reliable coolant flow. It is made from durable materials and is an exact fit for the original hose, ensuring easy installation and a secure seal. This radiator coolant hose is an essential component for maintaining the proper functioning of the cooling system in BMW vehicles.