Its not an option.Quote:
Originally Posted by Leins
Akrapovic is fitted as standard.
But TBH i think those Akrapovic exhaust are just fad because they are made from Titanium.
Noise-wise they are not the best available IMO considering thier cost.
EDIT
Listened to a load of vids of the Alpina on youtube. Doesnt sound as good as my M135i with M Performance exhaust.