Genuine OEM Citroen Activated Carbon Cabin Filter, part number 1609999080. This vital component is responsible for filtering the air that enters the passenger cabin through the HVAC system, effectively removing dust, pollen, and other airborne particles. The activated carbon layer also helps to neutralize unpleasant odors, improving interior air quality. This rectangular pleated filter weighs approximately 0.239 kg and measures 0.26909m in length. Installing a genuine OEM cabin filter ensures optimal filtration efficiency and airflow, protecting occupants from pollutants and maintaining the performance of the vehicle's heating and air conditioning system.