New exhaust yes or no.
I have a 2002 Silverado crew cab dually with an 8.1 liter. Thinking about upgrading to a performance exhaust. Is it worth the money to do a cat back on this truck. Are the gains noticeable while to...
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Sccotsk, like I said the Flo-Pro 2506 and a few others in the Big Oval series are direct replacements. They have different volume levels, if you;re not sure, email Flo Pro tech support, they are very helpful.
The muffler is a weird set up....it looks like it's dual 3" in and dual 3" out, but the outlets come together in a Y into a single 3" tailpipe. If you look at the muffler off of the vehicle, there is only ONE 3" outlet, the other is a dummy pipe there to act as a helmholz resonator.
The muffler is a weird set up....it looks like it's dual 3" in and dual 3" out, but the outlets come together in a Y into a single 3" tailpipe. If you look at the muffler off of the vehicle, there is only ONE 3" outlet, the other is a dummy pipe there to act as a helmholz resonator.
