2.25-3" piping. Keep the cat, two resonators, and a muffler of choice.
Good option if you have the resources or are willing to get it put together.
the tanabe muffler i want has a 60mm pipe diamater which comes out to 2.36" not sure how to take that lol would that be "2.5inches" or would that be "2.25inches" and is that 60mm inside or outside diameter?