Originally Posted by The Economist
You can. I had an order for a 328i "Sport" line with a special order for the M-Sport wheel... cost $400. Very easy... I forgot the code; I think it was 710. In any case, you can do it. I just thought the whole package was worth it, but only available on 335i up here - so I got that instead.
Bummer! I wish I had known that as I would have done it in a heartbeat. I probably never mentioned it to my CA or may have told me. Oh well, my loss.