Originally posted by Tourige:
Gutting the main cat is stupid, it hinders performance cause now you have a big open area for exhaust gases to swirl around in, rather than just exiting the pipe.
If you really want, you can have an exhaust shop make and/or put on a test tube in place of the main cat, but like Tourige said... don't gut it. Only gut the precats.
Last edited by JReebs96sport; 05/02/06 06:52 PM.
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