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      11-18-2012, 10:56 AM   #116
Second Lieutenant
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Drives: e36 M3, e92 M3, Ninja 300
Join Date: May 2007
Location: West Hartford, CT/ Boston, MA

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Originally Posted by GrussGott View Post
This what the ED BMW delivery people told me: 91 is what to buy, everything else does little or nothing unless you "re-engineer the car"
Interesting, maybe I should start cutting my 93 octane with 89 to save me a dollar a tank.
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