Thread: Fs: 2010 E90 M3
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      02-26-2012, 09:26 PM   #29
oldcrf
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Drives: 2010 e90, 2010 e92
Join Date: Jun 2010
Location: so cal

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I'm guessing 20-25 true horsepower from the reflash and exhaust. The exhaust just make's the car sound so Nice!