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2013 2.5i exhaust resonance

701 Views 0 Replies 1 Participant Last post by  swilson
My 2013 2.5i seems to have developed a rather loud low-frequency resonance right around 1200 rpm. I don't recall it being there a couple of months ago (it's my wife's daily driver). Anyone else have this issue? Do I have a bad muffler?