Genuine OEM Audi Upper Radiator Air Guide, part number 4M8121285H. This component plays a critical role in the engine cooling system by precisely channeling incoming airflow directly to the radiator. It is positioned above the radiator assembly. Weighing 0.287 kg and measuring 0.83m long, this guide ensures maximum cooling efficiency. Using a genuine OEM air guide guarantees the correct aerodynamic design and durable material, essential for maintaining optimal engine operating temperatures and preventing overheating.