Mazda3, Mazda5, CX7, CX9 with MP3 stereo 08-13

GROM USB adapter mounting into MAZDA 8.5 with MP3 stereo

The instructions for mounting of GROM USB/IPOD/AUX adapter into Mazda3,5 2008-2013 with MP3 stereos. Please make sure that your stereo has MP3 mark on its face plate.