Genuine OEM Volkswagen Engine Coolant Hose, part number 06M121444B. This hose is a vital part of the engine's cooling system, responsible for circulating coolant to maintain optimal operating temperatures, especially around high-heat components like the turbocharger. Its specific design and material are engineered to withstand extreme thermal cycles and pressure. Weighing approximately 0.09 kg, this hose ensures precise fitment and long-term reliability. Using a genuine OEM hose guarantees correct routing, material integrity, and resistance to degradation, which is crucial for preventing leaks and protecting engine components from thermal stress.