Genuine OEM Audi Coolant Hose, part number 1K0122157EK. This hose is specifically designed to transport coolant to the exhaust gas cooler, playing a vital role in managing exhaust gas temperatures and supporting emissions control systems. Weighing 0.151 kg and measuring approximately 0.22m in length, it is constructed from robust, heat-resistant rubber compounds. Using a genuine OEM hose ensures precise fitment, correct routing, and the necessary durability to withstand the demanding conditions around the exhaust gas cooler, preventing leaks and maintaining system integrity.