Thread: M5 Mufflers installed on 550xi - with OEM M Sport Diffuser
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      10-20-2013, 12:36 PM   #7
badblack550xi
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Drives: F10 550i 2011 F90 2020 COMP
Join Date: May 2013
Location: NJ

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Quote:
Originally Posted by scott135i View Post
You can hear in person... relax..
you can hear my down pipes relax =D
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