Quote:
Originally Posted by bn324
Thaknks. Do you know where I can get the computer program? And will this void my warrenty? And how much power can i gain?
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HP Tuners is the program - but I highly suggest letting a professional do it as you can really mess up your car if you don't know what you're doing.
Yes, tuning your car will completely void your power train warranty.
On a stock M6? Maybe 20 ish?