If you car does not have pre wre then it wont be there, take a pic and post up mate, that might help.

BTW the mic is a 3 pin plug.

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Sept 03, M3, Silver Grey. Retro-fits: Modded Mk4 DVD Drive, OEM Bluetooth, VR Control, Rainbow Speaker Upgrade, Sony SOT Amp, HK Sub, CCFL, Intravee II, NightMode.