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Old 09-30-2016, 06:33 PM   #25
mcsoul

 
Drives: Want a gen 6
Join Date: Jan 2013
Location: 75089
Posts: 1,032
Is it true that the ECU adjusts the tune based on the mix it senses and therefore, unless you tune any gains will be temporary until the ECU tunes out any added HP or worse throws a code?
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