Break in period before tuning..
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02-05-2013, 12:54 PM
I even mod my cereal
Drives: Nothing cool at the moment
Join Date: Aug 2009
Location: Northern Va
2011 BMW M3
2011 VW Jetta Sport ...
some will say do it right away, but I would wait until the regular break in period was over at a minimum....
2011 Mineral White M3 ZCP
Paint Correct, Opticoat, some CF and an intake
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