Thread: Why is my exhaust now louder?
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      09-13-2017, 04:39 AM   #10
ChawenHalo
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Drives: E91 330d XDrive LCI M Pack
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Quote:
Originally Posted by McPikie View Post
I'd think one of these in the exhaust would cause back pressure and quieten it down, no?
I'm french therefore have an excuse for not eating my leaks.
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