Thanks for reply. See this thread:
From what Technic said I thought it had it in there and just needed to be coded/programed.
I posted the short thread
Also see this:
From another thread:
Originally Posted by z335is
Originally Posted by Technic
This question has been answered too many times in this forum: the radio must be replaced to add the OEM Sirius tuner, and only if certain options are also installed in the car. The dealer has an OEM document that explains in detail this and the procedure.
The iDrive already have the Sirius tuner built-in, it only requires a software activation.
This only applies to the M3 post-September 2009 production.
My car being a 2010 - over 9/09 I think, it is just coding needed,