Genuine OEM Audi Radiator Fan Upper Air Guide, part number 4K0121285. This component is designed to channel air efficiently towards the upper section of the radiator fan, enhancing cooling system performance. It is positioned above the radiator fan assembly. Made from durable plastic, this guide measures 0.45 m in length. A genuine OEM air guide ensures precise fitment and optimal airflow, which is essential for effective engine cooling and preventing overheating.