Genuine OEM Audi Coolant Hose with Coupling, part number 9J1121626. This hose is designed to transport coolant efficiently throughout the engine cooling system, facilitating heat transfer away from critical engine components. It features integrated couplings for secure and quick connections. Measuring approximately 0.36 meters in length, a genuine OEM coolant hose ensures correct routing geometry, material resistance to coolant, and reliable sealing for optimal engine temperature regulation.