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      01-19-2013, 08:48 PM   #9
M2COMP
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United_States
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Drives: 2011 X5, 2013 550xi, M2C
Join Date: Jan 2011
Location: Southeast

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Quote:
Originally Posted by TT3 iN NyC
Electronic cut outs will solve your problem.
What's electronic cut out? I have 550 but like the stock mufflers and don't want to change that.
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