Genuine OEM Volkswagen Coolant Air Guide, part number 5H0121284L. This air guide directs airflow to the coolant reservoir and associated components for efficient cooling. It is positioned on the left side of the radiator assembly. The part weighs 0.139 kg and has dimensions of 0.51m x 0.2m x 0.065m. Genuine OEM parts are manufactured to exact specifications, ensuring precise fitment and optimal performance for critical cooling system components.