Quote:
Originally Posted by TupperBMW
^ Well, at this point it's between a) Nothing, b) actually going forward with the Femko, or c) Racechip
The nice thing about tuning is you can eliminate CEL from downpipe, which I believe you can't do with Racechip
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Of course but then you have to ship out your ECU and wait
But with the M8's we can pull our secondaries with no CEL issues.
RC is a simple plug, play, walkway thing that is good on 91-93 octane.