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4.0 mustang exhaust

  1. 2005-2010 Mustang Talk
    Ok, I feel a little redundant asking these exhaust questions lol, but I have some more :bigthumbsup lol. 1) I am thinking about just adding a muffler for now, and I'll see how it sounds and goes. Then after a while if I feel the need and have the money, I'd go to duals. Here is my debate, what...