Thread: Autothority Tune for N/A cars
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      06-20-2008, 02:31 PM   #5
TSM330i
2006 330i, TSM, Black, manual, sport
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Drives: '17 C2, GTI, Z4 3.0si Racecar
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Originally Posted by scanboy View Post
Only ecu change to get 20HP???
They didn't say anything about adding anything else, so I'm guessing only the ecu change. Contact them directly with any questions. They respond rather quickly. I know for other brands, they adjust the ecu tune if you have a CAI and exhaust etc.
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