Originally Posted by delsol161
so my Aerospeed Cat, is only a resonator? It's straight-through, but has a half inch of screen around the entire inside. i was told that the catalyst material is behind the screen.
Yes, I don't know why so many of these companies market their resonators or test-pipes as hi-flo cats, most of them don't even resemble one. If you do a search on ebay, 95% of the so called hi-flo cats are just resonators and/or test pipes.