Quote:
Originally Posted by Henri_K
awesome review..I have the Evo. but no ESS. Was the difference noticeable? any warranty issues?
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Dont remove your top speed limiter
Dont increase your rev limit
Don't remove cold start(debatable)
These are three easiest ways for BMW to see if you have had a tune. So if you flash back to stock, there should be no red flags whatsoever.