Genuine OEM Audi Radiator Air Guide, part number 4M0121283DR. This component is specifically designed to channel and optimize airflow directly to the radiator, ensuring maximum cooling efficiency. It is installed on the left side, guiding air towards the radiator core. Made from durable black plastic, it weighs 0.109 kg and measures approximately 0.34m in length. Using a genuine OEM air guide guarantees precise fitment and aerodynamic design, which are critical for maintaining the radiator's performance and preventing engine overheating.