Quote Originally Posted by 06JeepXKHEMI View Post
So do you think if I did an H pipe then the D/I D/O muffler with pipes straight out it'd sound good or do you think I need the rears still?
If you werent adding the D/I D/O muffler, then I would recommend just adding either an H or X pipe to what you currently have. If you are definitely adding the D/I D/O muffler then an H or X pipe wont be needed.

Quote Originally Posted by Matt View Post
Your DI/DO muffler is going to be close enough to the headers so you shouldn't need a crossover pipe. The muffler works as the H pipe in that case.

Exlactly.....