Thread: ESS E-Flash ECU Performance Software Cable Overview
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      11-16-2012, 09:38 AM   #22
sales@ESSTuning
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Drives: ESS M3 / M4
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Quote:
Originally Posted by ms372 View Post
well there be any gains or benefits of updating ? thanks Roman
We have seen none. Our tuner prefers the 231 base file if you ask him.
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