Please check the configure list of the car or make sure your car can fit it before order it. The original box of AMI must be preinstalled or installed in original audio host, which is usually installed in the copilot's glove box or center armrest box. Compatible with MMI 3G+ System NOT COMPATIBLE WITH MMI 3G (with the joystick on top of the system wheel) and 2G . A3, A4/S4, A5/S5, A6/S6 (2009 onward) A8/S8 and A8-L (2009 onward) Q3, Q5 and Q7 (2009 onward) TTS 2009 onwards with AMI 3rd Generation MMI. R8 All Road (2009 onward) TT (latest model) Media device interface (MDI) adapter cable for vehicles equipped with the RNS 315 / RNS510 / Premium 8 / RCD 310 radios with a factory or accessory MDI box