Originally Posted by NewhouseEnt
I also have a solution to my "whine" about the C63 smoking your ass in a race... A ProCeed or other system will drop you dead into the 3.9 sec range for very little money. I bet $$ Vishnu comes out with a ProCeed system within 4 months of release of the M3. That will care of any C63 advantage. The chances of even coming up on a C63 on the road would be remote; the chances of meeting a modded C63 are even more slim-to-none.
The Vishnu tune remaps the computer control of the 335i's twin turbos. They have no chips/piggybacks/programs for normally aspirated engines, so a Proceed or a Xede or anything else they sell won't help a bit with the E92 M3.