The Genuine BMW Radiator Coolant Hose - 17127850107 is a high-quality replacement hose for the radiator coolant system in BMW vehicles. It is made from durable materials and designed to fit perfectly in the designated space, ensuring proper flow of coolant and preventing leaks. This hose is an essential component for maintaining the engine's temperature and preventing overheating. It is an authentic BMW part, specifically designed and manufactured for BMW vehicles, ensuring the best performance and longevity.