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      01-31-2013, 06:15 PM   #50
Mike@N54Tuning.com
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Canada
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Drives: 07335i
Join Date: Dec 2008
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Are you guys still arguing which is faster? lol. It all depends on the maps and settings used on each one. Both the JB4 G5 ISO and a Cobb (especially with pro tuned maps) are able to produce 400-440whp on E85 and run great track times.

Mike
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