Those maps are more aggressive so 93 is preferred however, i'm sure ourecu would adjust and pull timing to protect your motor. I'd probably use 93 just to be safe...
Quote:
Originally Posted by KHANrad_SIN
So according to some posts in this thread the new Stage 2 OFH tune has to be run on 93 oct fuel, but in the release notes in the Stage 2 OFH tune (downloaded from the openflash website) it says to use either 91 or 93 oct fuel. Which is correct?
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