Magnaflow Cat Back- UPDATE, system installed
It's muffler time again....Back in 2012 the OEM muffler rotted out and I replaced it with a Flo-Pro (see this thread) because I was concerned about interior noise, specifically droning while towing. ...
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I had this loud problem on our 2001 8.1 and the dodge before that using this muffler. The fix for us was a resonator exhaust pipe tip at the end and that did just enough to keep us sane. Going to the duramax was a blessing for our ears.
chevman
chevman
