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      11-14-2012, 03:16 PM   #62
BigBoosting
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Drives: 09' M3 6MT
Join Date: Aug 2012
Location: Savannah

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Quote:
Originally Posted by Dmacc View Post
You need to log your fuel trims to see where they are at, I would do that before considering going with the cobb flash, if you plan on running higher than 50% mixtures, then you will need the cobb flash for that extra fuel

Exactly, you would need to log first. I was maxing fuel trims at 30% E85 with the JB4.