The bi-functional MANN-FILTER FreciousPlus cabin filter offers almost 100% protection against nitrogen oxides, dust, allergens, and mold. The three-layer filtration technology absorbs nearly all allergens and reduces the growth of bacteria and fungi by more than 98%. At the same time, it retains almost all fine dust while neutralizing harmful gases, unpleasant odors, and viral aerosols. It ensures clean and healthy air inside the vehicle, effectively protecting passengers throughout the journey. It is the ideal choice for upgrading the air quality in the cabin of compatible BMW models.