Genuine OEM Volkswagen Coolant Hose, part number 7E0121096R. This hose is designed to transport coolant between various engine components, playing a crucial role in maintaining optimal engine operating temperature. It is a short, curved hose within the cooling system. Weighing 0.043 kg and measuring 0.09 m in length, it is constructed from materials resistant to heat and coolant chemicals. Using a genuine OEM coolant hose ensures correct routing, pressure resistance, and material compatibility, preventing leaks and maintaining efficient engine cooling.