Genuine OEM Audi flexible coolant hose, part number 06M121054G. This hose is an essential part of the engine cooling system, designed to transport coolant between different engine parts and the radiator. Its flexible construction allows for proper routing within the engine bay. Manufactured to strict OEM standards, it ensures reliable performance and longevity. Genuine OEM hoses provide the correct material composition and dimensions for optimal coolant flow and system efficiency.