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      10-13-2012, 12:34 PM   #100
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Originally Posted by Klecha man View Post
it's possible that the N55 is producing the max it can produce. The engine has been in production since late 2010 and every tuner out there claims they are still working on something...
The engine produces more power in the E90/92's. We are just not able to see that power increase in the F10's so far..
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