For those who swap exhausts, what lessons learned?
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05-06-2013, 07:09 PM
Drives: 2011.50001 E92 DCT ZCP
Join Date: Mar 2013
Location: Atlanta, GA
2011 BMW E92 M3
Has anyone switched from the oem mod to something else? if so, to what and for what reason?
thanks for all the feedback and insight!
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