Genuine OEM Audi Cabin Air Filter, part number 8E0819439. This essential filter is responsible for purifying the air entering the vehicle's cabin, effectively trapping dust, pollen, and other airborne contaminants. Located within the HVAC system, it ensures a healthier and more comfortable environment for occupants. Weighing 0.23 kg, this filter is designed to precise OEM specifications for optimal filtration performance and airflow, protecting both passengers and the HVAC system from particulate buildup.