Genuine OEM Audi Engine Coolant Hose, part number 079121102B. This hose is designed to transport engine coolant efficiently and reliably throughout the cooling system, maintaining optimal engine operating temperatures. It is an integral part of the engine cooling circuit. Weighing 0.036 kg with dimensions of 0.066m x 0.04m x 0.04m, this hose is constructed from durable EPDM/PEROX rubber for excellent heat and chemical resistance. Using a genuine OEM coolant hose ensures the correct material composition, pressure rating, and routing geometry for a leak-free and long-lasting cooling system.