Quote:
Originally Posted by josec70
Anything that modifies factory parameters is recorded so the fact that a piggy (JB4) is not physically detectable (if removed) does not mean that BMW can't detect recorded data outside factory parameters (boost levels, AFR etc). Tune is obviously detectable.
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+1
Any tune whether flash or piggyback CAN be detected if they want to find out. Any changes someone makes to their vehicle whether coding or hardware carries a risk
BM3 is in Current Closed-Beta for F90 M5 so be patient guys it will be worth it.