[exAudiGuy]

Originally Posted by ss134

This will not be software only upgrade. These new functions require the 'Combox' hardware to work.

Here is useful link:

http://www.e90post.com/forums/showthread.php?t=362709

Indeed, the 535 I just ordered for ED in October, thus a September build, lists "6VC Combox Controller" on the equipment list.



A couple others, which may or may not be new for September production are "8TL Daytime driving lights front and rear active", and "4NE Blow-by heater."