[kanoshee]

Originally Posted by BackroadBomber

If you gut the cat make sure you get the "spark plug non foulers" or whatever they're called... Basically they're 3 inch long tubes that are threaded and they move your o2 sensor farther from the pipe. And since an o2 sensor works on heat, it will trick your car into thinking that the cat is still working. That way your cel stays off and you can still pass inspection.

non emmisions county