I know what your saying. My grandson tell his parents he going to be just like grandpa mustang. He's gonna have two mustangs, a vert and one to drive everyday.
It bolts right up to the stock cats and replaces the stock h. If you have the test pipes it should as long as the test pipes fit exactly like the cats would. You would replace the x with it this h? Is that what your implying?
Very similar rims to my koko kuture 5 spokes, but mine were much cheaper.
http://www.newyorkmustangs.com/forums/members/reptilla/albums/reptilla-s-babies/41336-chgs-7-2013/