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      02-19-2013, 11:44 AM   #43
Rob///M5
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Drives: 2013 M5 SSII
Join Date: Aug 2012
Location: San Diego

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2013 BMW M5  [10.00]
Quote:
Originally Posted by Used2be
Quote:
Originally Posted by RPiM5 View Post
Yup there are cats in the stock exhaust. Check it out.
I guess I've been under the wrong impression all this time that the enlarged portions of the exhaust pipes before the cross over were resonators and not cats. Thanks for pointing that out to me.
+1

Are we sure those are cats?
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