Genuine OEM Audi Coolant Hose, part number 4KE145920E. This hose is vital for the engine's cooling system, transporting coolant between engine components and specifically connecting to the water pump assembly. It ensures efficient heat transfer and helps maintain optimal engine operating temperatures. Weighing 0.238 kg and measuring approximately 0.24m in length, this hose is manufactured to precise specifications. Opting for genuine OEM ensures the correct material composition, pressure rating, and exact routing geometry for reliable, long-term performance.