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      11-28-2012, 03:01 PM   #11
Mike@N54Tuning.com
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Drives: 2007 335i, 2015 M3
Join Date: Dec 2008
Location: N54tuning.com

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Buy the JB4 Stage2 with the downpipes and you will be all set. Its pretty pointless getting downpipes without a tune IMO.

Mike