Muffler question.
So I have a b16 engine, and I am sick of my 4" muffler, so I am considering putting a stock gsr muffler on it. But my question is, would the stock muffler sound like **** if the cat back piping is 2.25" instead of the oem piping.
Last edited by kaison; Apr 3, 2014 at 04:02 PM.
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