Thread: Muffler Delete
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      04-07-2016, 12:31 PM   #13
m3_tristan
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Drives: 2011 E90 M3
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Quote:
Originally Posted by RamonX1 View Post
what is the number 7? the first muffler or resonator?
7 is the resonator then it's the first muffler then the back muffler.
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