Genuine OEM Audi Engine Coolant Hose, part number 4M0819332B. This hose is crucial for transporting coolant throughout the engine cooling system, maintaining optimal engine operating temperatures. It is designed to connect specific components within the cooling circuit. Weighing 0.182 kg and measuring 0.41m in length, this hose is engineered to withstand high temperatures and pressures. Choosing a genuine OEM coolant hose ensures correct routing geometry, material composition, and resistance to degradation from engine fluids, preventing leaks and system failures.