Genuine OEM Audi Lower Cooler Hose, part number 8K0121109T. This hose is designed to transport coolant efficiently to the lower section of the cooler, playing a critical role in the engine's thermal management system. It is positioned on the left side of the cooler. Weighing approximately 0.077 kg and measuring 0.145 m in length, this hose is constructed from durable rubber. Choosing a genuine OEM hose ensures precise fitment and material integrity, preventing leaks and maintaining optimal cooling system performance.