This is a genuine OEM left side marker lamp for Mercedes-Benz vehicles produced between 2010 and 2014. It is the perfect replacement part for any driver looking to restore their vehicle's lighting. The part number for this item is 221-820-05-21 and it fits on the left side of the vehicle. The brand of this marker lamp is Mercedes-Benz and it is designed to be used as a replacement for your existing marker lamp. This item is perfect for those in need of a replacement or for those looking to upgrade their vehicle's lighting. The manufacturer part number is also 221-820-05-21 and it is suitable for use on a variety of different Mercedes-Benz vehicles. With this marker lamp, you can rest assured that you are getting the best quality replacement part for your vehicle.