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      10-06-2012, 10:57 PM   #8
PR3CI5N
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Drives: 2010 E90 M 335i
Join Date: Jun 2010
Location: West Coast

iTrader: (19)

I run JB4 g4 board on my 2010 E90 and on 91 octane my fuel open looping is at 80. After I add E-85 my fuel open looping jumps up to 88. Before it jumps up to 88 my car runs rough between shifts but @88 she runs strong. You def should adjust your fuel open looping.