X pipe vs Y pipe
The downside is that it can get really expensive. What I would do is put a larger Y-pipe merger(3" inlets/4" outlet) on the Y-pipe, run a 4" straight through muffler and dump it before the rear axle, or exit it out the side before the rear tire.
Last edited by 99Bluz28; Mar 12, 2014 at 05:08 PM.






