Genuine OEM Volkswagen Engine Coolant Hose, part number 2H0121051F. This hose is crucial for circulating coolant throughout the engine cooling system, helping to maintain optimal operating temperatures. It is positioned within the complex network of cooling lines. Weighing 0.071 kg, this hose is designed for precise fitment and long-term durability. Genuine OEM hoses ensure proper routing, material integrity, and resistance to temperature and pressure fluctuations.