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      09-10-2014, 04:44 PM   #15
Mike@N54Tuning.com
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Drives: 2007 335i, 2015 M3
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Quote:
Originally Posted by riccappa View Post
Will 4.5 psi be safe on 91 octane? Also does the scorcher throw tuner detection codes?
If that question is directed to me BMS doesn't suggest it. 93+ min for 4.5psi over stock.

Mike
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