Genuine OEM Volkswagen Air Filter, part number 2H0129607K. This air filter filters airborne particles from entering the engine, preventing damage and ensuring clean combustion. It is located at position 1 in the diagram. The filter has dimensions of 0.335m x 0.31m x 0.27m and weighs 2.147kg. Genuine OEM air filters are designed with precise media density and pleat count to ensure optimal airflow and filtration efficiency, protecting your engine from harmful contaminants.