Quote:
Originally Posted by RCF
I could be wrong, but I believe that Mass Air Flow is actually calculated (not directly measured) using some constants (like maybe intake size/restriction of intake pipe, etc.) along with the info (air density) from the MAF sensor (why its called a sensor and not a meter most likely). So when you change the intake, the constants in the calculation are incorrect. If those changes are significant enough, it could cause a CEL - don't think there are any absolutes here.
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I know on the 5th gen everybody seemed to do the cai mod with little trouble of any kind. I know the LT1 is different but I cant see it being off the charts that sensetive. I provided a link to the Rotofab cai which is very good and it clearly states no tune required...but who knows.