Genuine OEM Audi Radiator Support Air Guide, part number 4F0121334B. This component is specifically designed to channel and direct airflow efficiently towards the radiator, optimizing the engine's cooling performance. It is positioned on the right side, integrated with the radiator support structure. Made from durable, lightweight plastic, it measures approximately 368mm in length. Using a genuine OEM air guide ensures precise fitment and aerodynamic efficiency, which is crucial for maintaining optimal engine operating temperatures and preventing overheating.