1668300218 Cabin Air Filter fit for W166 X166 W205 1668300218. OEM NO. : 1668300218. Easy Installation: Spend less time on maintenance and more on the road with our easy air filter, designed for a seamless and fast replacement. It helps keep the interior surfaces cleaner by minimizing the amount of airborne dust entering the cabin. The filter captures particles that could otherwise impair the performance of the vehicle's defogging and defrosting systems., Manufacturer: XYAOJUTU