How do you tell you have a Professional HiFi stereo install?
I have recently took delivery of a e92 and I ordered it with HiFi stereo option (non logic7), but how do you tell if you have the HiFi stereo or the standard BMW Professional stereo?
Are there any visible signs to look for?
Thanks
Last edited by Estoril Sport; 09-10-2009 at 02:07 PM..
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