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      11-16-2012, 03:50 PM   #4
Mike@N54Tuning.com
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Drives: 07335i
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Rather than spending the money on a dyno you should spend it on a mechanic to fix the car. 30FF is boost leak. Since you bought the JB4 used it could just be damaged or something as well.

Mike
Mike@N54Tuning.com is offline   Canada
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