Genuine OEM Audi Coolant Hose, part number 4M0265340N. This essential component is designed to transport coolant throughout the engine cooling system, ensuring efficient heat transfer and maintaining optimal engine operating temperature. Its specific molded shape allows for precise routing within the engine bay. Choosing a genuine OEM coolant hose guarantees the correct material composition, pressure resistance, and exact routing geometry, preventing leaks and ensuring reliable performance under varying engine conditions.