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      01-18-2015, 12:46 AM   #4
ARC550
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Drives: M3, X5, 720s, X5, 750xi
Join Date: Nov 2013
Location: New York

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Why are you talking about meth ? Get bolted and tuned then worry about meth.
It can be done. Badblack who has a 2013 has done it (identical setup as 2014+) no gains were found.
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