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      01-16-2013, 03:05 AM   #12
jnm
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Drives: fast, but could be faster
Join Date: Feb 2011
Location: CA

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How much of the power gain is due to the racing exhaust versus the tune?

Also, assuming you are in "daily driver mode", do you know if it then has an impact on gas mileage (or does it just come into effect when you press the pedal down)?