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mocohead · 12-03-2012, 02:10 PM

OP my guess is that you had detonation due to using 89 octane fuel.

Really you should run the highest octane gas possible, and preferably only tier 1 fuel.

12-03-2012, 02:10 PM	#35
mocohead Lieutenant 54 Rep 453 Posts Drives: '16 M235i 6MT & 12 128i Msport Join Date: Sep 2010 Location: CA iTrader: (1)	OP my guess is that you had detonation due to using 89 octane fuel. Really you should run the highest octane gas possible, and preferably only tier 1 fuel.
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