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      04-10-2009, 10:49 PM   #14
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Drives: e92 Garage Queen
Join Date: May 2007
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ecu and 3.63 diff from an auto (if your running manual trans)
This will provide a significant performance increase at the cost of slightly lower gas mileage (do not underestimate the power of a poor mans supercharger....aka shorter gear ratio)
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