Quote:
Originally Posted by 335iRlz
My goal was always stock m5 numbers and that looks to be quite attainable if the engine can take some more boost/ meth and or e85 + downpipes and intake which will both surely come..
I asked him about the ECU and if they're the same insane ones we deal with... Waiting to hear back.
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Definitely achievable, so It looks like its boost is running higher from the factory then the s63tu. Weird.