Genuine OEM Audi Coolant Hose, part number 8K0819362B. This critical component is responsible for transporting engine coolant throughout the cooling system, effectively regulating engine temperature and preventing overheating. It is designed with specific bends and connections to ensure proper routing and a leak-free seal within the engine bay, often connecting to the heater core or auxiliary cooling components. Weighing 0.103 kg and measuring 0.21m in length, this hose is constructed from durable, heat-resistant materials. Using a genuine OEM coolant hose ensures precise fitment, resistance to temperature extremes and pressure, and long-term reliability for your vehicle's cooling system.