Genuine OEM Volkswagen Cooling Hose, part number 7E0121086AN. This essential component is designed to transport coolant efficiently throughout the engine cooling system, facilitating heat exchange and maintaining optimal engine operating temperatures. This hose features a branched design, allowing it to connect multiple points within the cooling circuit. Constructed from high-quality, heat-resistant rubber, it measures approximately 0.145 meters in length. Using a genuine OEM cooling hose ensures the correct material composition, internal diameter, and precise routing geometry, which are critical for preventing leaks, resisting degradation from coolant and heat, and maintaining the cooling system's integrity.