Genuine OEM Audi Engine Coolant Hose, part number 03G121096. This critical component is designed to transport coolant efficiently throughout the engine cooling system, maintaining optimal operating temperatures. Made from durable, heat-resistant rubber, this hose weighs approximately 0.078 kg and features a specific curved geometry for precise routing. Using a genuine OEM coolant hose ensures the correct material composition, pressure resistance, and exact routing geometry, preventing leaks and maintaining the integrity of the cooling system.