For E class(W212) upgrade, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our E class(W212) upgrade has been well received by many customers and enjoyed a good reputation in many countries. BIAOKAIE class(W212) upgrade have characteristic design & practical performance & competitive price, for more information on the E class(W212) upgrade, please feel free to contact us.