Originally Posted by Nathan_h
You mean installing the Combox obviates the need to wire a mic and antenna, but with the MULF one has to add the mic and antenna?
Take a detailed look at the link posted before, that will tell you everything needed for a Combox install/swap.
-2012 E92 M3 Jerez Black/Rust Brown, M-DCT: September ED
-2008 E90 M3 Melbourne Red/Bamboo, 6MT: Gone
-2007 MK5 GTI United Grey/Grey, DSG: Gone
-2004 E46 M3 Carbon Black/Cinnamon, 6MT: Gone
-2002 E46 330i Orient Blue/Natural Brown, 5MT: Gone