The Ford Focus Forum | Powered by Focaljet - View Single Post - CFM Dyno Test: SVT Stock Cat vs. Offroad Pipe vs. High Flow Cat

**Andy Tsai** · 05-12-2009, 05:02 AM

RT cat is crap!No weld inside the pipe.Now my st170 sounds like something broken in the pipe!!!
Dont get RT cat..
Just go with CFM Cat or ORP!!!!

05-12-2009, 05:02 AM	#155 (permalink)
Andy Tsai Rookie Join Date: Feb 2006 Posts: 38	Re: CFM Dyno Test: SVT Stock Cat vs. Offroad Pipe vs. High Flow Cat RT cat is crap!No weld inside the pipe.Now my st170 sounds like something broken in the pipe!!! Dont get RT cat.. Just go with CFM Cat or ORP!!!!