Genuine OEM Volkswagen Cabin Air Filter, part number 1S0819669. This activated carbon filter is designed to purify the air entering the vehicle's cabin, effectively trapping dust, pollen, and other allergens, while also neutralizing unpleasant odors. It is typically located within the HVAC system, filtering air before it reaches the passenger compartment. Measuring approximately 0.255 meters in length, 0.183 meters in width, and 0.037 meters in height, and weighing 0.192 kg, this filter ensures optimal air quality. Using a genuine OEM cabin air filter guarantees the correct filtration efficiency and airflow, maintaining a healthy and comfortable interior environment.