I'll be going with H's. I enjoy having low end torque.
Actually I've heard X's on a 4.6, didn't like it too much. But H's sound good, IMO.
No, I mean if I put 2.5 inch pipes on the stock cats. I'll wait till later to switch out the cats. Would that work?
Actually I've heard X's on a 4.6, didn't like it too much. But H's sound good, IMO. Nope. Aftermarket cat-backs will bolt up with no modifications necessary. Same with the crossover tube. BTW, why'd you decide on the H pipe over an X pipe? Just curious...
No, I mean if I put 2.5 inch pipes on the stock cats. I'll wait till later to switch out the cats. Would that work?

) cat back. No problems, no modifications necessary.


I like h-pipes better on 5.0 but I like the X-pipe on 4.6's better. I dunno why.