Genuine OEM Audi Coolant Hose with Coupling, part number 8R0122101C. This hose is a critical component in the engine cooling system, designed to transport coolant efficiently to maintain optimal engine operating temperatures. It features an integrated coupling for secure connection within the cooling circuit. Weighing approximately 0.386 kg and measuring 0.52 meters in length, this hose is constructed from durable materials to withstand high temperatures and pressures. Choosing a genuine OEM coolant hose ensures the correct routing geometry, material composition, and coupling integrity for a leak-free and reliable cooling system.