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      04-02-2013, 09:50 AM   #4
631twentyeighteye
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Drives: 2010 130i MT
Join Date: Aug 2012
Location: Long island

iTrader: (6)

With my old diesel i noticed a huge difference since they would put anti gelling chemicals in. usually about 5mpg(down from 25-20). With my bimmer, i notice zero different. 23-25mpg 80% highway always using the same mobil 93 octane.
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3 stage manifold, Mapleridge headers, AA tune, Injen intake