I disagree. If your car is build date 2011 onwards you'll run into problems, there's loads of write up's about this in the main forum and on Alpine's own site.
If your car is an older one, happy days mate, it's not a concern for you.
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2011 135i N55 | Black | M Sport | DCT | Sunroof | Pro Nav | Alpine Hi-Fi | Commbox | Tint | blah blah
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