Thread: 328i N20 Tunes
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      11-12-2012, 03:18 PM   #38
bnekic
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Drives: 2013 328i xDrive Sport Line
Join Date: Oct 2012
Location: Cleveland, OH

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I don't believe they check the computer for tunes or piggybacks when getting your oil changed.

Yes the BMS piggyback is safe for stock engines.