Originally Posted by MikeE92M3
I have turner test pipes waiting to be installed. I have no secondary cats (custom x pipe) and custom resonators where the oem ones were in the rear. If I put the turner test pipes on and put more resonators where the secondary cats used to be, will it be relatively quieter as opposed to running it without resonators or just keeping the rear resonators on? Here is my pic to show:
You can see where I obviously have no secondary cats. Should I put new resonators where the secondary cats used to be?
How does it sound that just cut off the secondary cat?