QUOTE(kazami13 @ Jul 11 2007, 11:05 PM)
from wat i known, MMC can be tune with the setting u want
siemens can be tune but after few day/mins/hours it will turn back to the original factory setting
i dun think it can be tune even pre 1999 proton car which still using MMC ECU... they are good with piggyback... siemens ECU i feel it will go back to normal setting after a few weeks even u trick it with piggybacks...siemens can be tune but after few day/mins/hours it will turn back to the original factory setting
This post has been edited by eng98: Jul 12 2007, 12:29 AM
Jul 12 2007, 12:29 AM

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