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11-20-2010, 08:36 PM
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#48
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Colonel 
Drives: v10 m6
Join Date: Nov 2008
Location: so cal
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I'm under the impression that the header tune only changes the 02 sensor bypass and not the map. That way if I don't do the headers I won't have any emissions issues
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F80 m3, 997 gt3, 14 ram ctd, f15 x5, drz400sm
Gone:z4m, boss 302, c6 z06, m6,z3m |
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