Genuine OEM Audi Coolant Hose, part number 059121106B. This hose is a critical component of the engine's cooling system, facilitating the flow of coolant between the engine and radiator. It is designed for specific routing and pressure resistance. Made from high-quality, heat-resistant materials to prevent leaks and ensure optimal engine temperature. Genuine OEM parts ensure correct fitment and material integrity for reliable cooling and engine longevity.