Genuine OEM Audi Coolant Hose with Coupling, part number 3AA122073H. This hose is designed to transport coolant between various cooling system components, featuring an integrated coupling for convenient connection and disconnection. It is an essential part of the engine's thermal management system. Weighing approximately 0.114 kg and measuring 0.175 m in length, this genuine OEM hose ensures precise routing, correct material composition for high temperatures and pressures, and a reliable, leak-free quick-connect coupling.