Genuine OEM Audi Radiator Air Guide Lower Duct, part number 83A121286. This molded plastic component is designed to precisely direct airflow to the lower section of the radiator, enhancing the efficiency of the engine cooling system. Measuring 0.82 meters in length and weighing 0.299 kg, it is a robust and functional part. Using a genuine OEM air guide ensures proper thermal management and maintains the vehicle's designed cooling performance, critical for engine health.