The Genuine BMW Mini Cabin Air Filter Set - 64316835405 is a replacement filter set for the cabin air filtration system in BMW Mini vehicles. It is designed to remove dust, pollen, and other airborne particles from the air entering the cabin, providing cleaner and healthier air for the vehicle's occupants. This filter set is made with high-quality materials and is specifically designed to fit and function perfectly in BMW Mini models. Regularly replacing the cabin air filter set can help improve the overall air quality inside the vehicle and maintain the efficiency of the HVAC system.