Genuine OEM Audi Coolant Hose, part number 8K1819373AD. This hose is a vital component of the engine's cooling system, responsible for circulating coolant to various engine parts to dissipate heat and maintain optimal operating temperatures. Its specific routing and connections are designed for efficient fluid transfer. Weighing 0.2805 kg and measuring 0.58 m in length, this hose is constructed from high-quality, heat-resistant rubber compounds. Selecting a genuine OEM coolant hose ensures precise fitment, resistance to cracking and degradation from heat and coolant chemicals, and reliable, leak-free performance over time.