Vehicle Compatibility: Mercedes Benz E 220 Cdi, E 240 Bosch cabin filters are developed and manufactured to oem quality standards Bosch recommends replacing cabin filter once a year or every 10,000 km. Prevents irritation of eyes and respiratory passages as they do not allow pollen and spores to enter the car, especially beneficial to people suffering from allergies and asthma. Air inside the car improves ability to concentrate better and maintains a healthy and hygienic ambience inside the car even during long journeys Package contents: 1 carbon cabin filter