Genuine OEM Audi Coolant Hose, part number 4M0145948J. This hose plays a critical role in the engine's cooling system, facilitating the transfer of coolant to maintain optimal operating temperatures. It connects a valve or sensor to a larger pipe within the cooling circuit, as depicted in the assembly diagram. This hose weighs approximately 0.27 kg and measures about 0.45 meters in length. Using a genuine OEM hose ensures the correct material composition, resistance to heat and pressure, and precise routing geometry for a secure and leak-free connection, vital for the cooling system's efficiency.

Catalogue entry: HOSE.