Cat Back Suggestions????

[montana_jeepn]

I'm about to put a new exhaust on my 03 TJ 4.0. I want more power, but I want to keep it as quiet as I can as well. Any suggestions? Thanks!!

Also, Hi-Flow Cats, are the benefits worth the cost?

M_J

 

[montana_jeepn]

Whoops! Wrong section. Sorry.