Genuine OEM Audi Coolant Hose, part number 6R0122101J. This pre-formed hose is a vital component of the engine cooling system, responsible for transporting coolant to and from the radiator or other heat exchangers. It ensures efficient heat dissipation and maintains optimal engine operating temperatures. Constructed from durable, heat-resistant rubber, this hose features specific bends and connection points, including a quick-connect fitting. Choosing a genuine OEM coolant hose guarantees the correct routing geometry, material resistance to high temperatures and pressures, and secure, leak-free connections for reliable long-term performance.