Quote:
Originally Posted by aerisolphaln
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.
http://www.vishnutuning.com/products.htm
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Dang it!
What are the options for less than a few grand that would drop it to 3.9 seconds?