Genuine OEM Audi Engine Coolant Hose, part number 059121102L. This essential component is responsible for circulating engine coolant throughout the cooling system, ensuring proper heat dissipation and maintaining optimal engine operating temperatures. It is positioned within the engine cooling assembly, connecting various components to facilitate coolant flow. Weighing 0.055 kg and measuring 0.26m in length, this hose is designed for precise fitment. Choosing genuine OEM ensures the correct material composition, pressure resistance, and routing geometry for reliable, leak-free performance and long-term durability.