BMW 3-Series (E90 E92) Forum - View Single Post

eyim1988 · 04-20-2012, 12:27 PM

I don't think you are boosting at 16 psi? Map 2 is a 14 or 14.5 psi map. maybe on spikes?
The downpipe shouldve made a noticable difference.. Try putting in octane booster? Or higher octane? Or stick with map 1

04-20-2012, 12:27 PM	#12
eyim1988 Lieutenant Colonel 98 Rep 1,647 Posts Drives: 2022 BMW M4 Join Date: Feb 2011 Location: Los Angeles, CA iTrader: (5) Garage List 2022 M4 [0.00]	I don't think you are boosting at 16 psi? Map 2 is a 14 or 14.5 psi map. maybe on spikes? The downpipe shouldve made a noticable difference.. Try putting in octane booster? Or higher octane? Or stick with map 1
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