Genuine OEM Audi Engine Coolant Hose, part number 059121059AA. This hose is an integral part of the engine cooling system, responsible for conveying coolant between various engine components to regulate operating temperature. It is positioned within the engine bay, connecting to the turbocharger area. Made from durable, heat-resistant materials, it ensures a leak-proof and reliable connection. Choosing genuine OEM ensures correct routing geometry and resistance to engine fluids and temperatures.