hi guys am new to this and i just got a 2002 clk 430 and it has a bose stereo in it . i would like to buy a comand unit and retrofit but i dnt knw if i can do that and what parts i need so if anyone has any knowledge about this subject please helpme out thanks

 

This has been covered in depth, lots of great information available if you use the forum's 'search' function.