Genuine OEM Audi Lower Engine Radiator Air Guide, part number 4KE121286C. This component is designed to guide airflow to the lower section of the engine radiator, optimizing its cooling efficiency. It is positioned at the lower part of the cooling assembly. Made from durable plastic, it measures approximately 800mm long, 170mm wide, and 50mm high. Using a genuine OEM air guide ensures precise fitment and proper air channeling, critical for maintaining optimal engine operating temperatures.