Originally Posted by Dee8go

Since I have to replace my muffler and resonators to get the car to pass inspection, I was looking for a cheap alternative to the "correct one." How does something like a Flowmaster or equivalent muffler sound on a 560? Anybody know?

I don't want my SEC to sound like a TransAm or something like that, but a little more "throaty" sound would be okay. Plus, I thought it might get a little bit of a boost from reduced back pressure.

What say ye?