If you want details on the Pro-chamber install check out the project Bullitt on www.stangnet.com for pics. They picked up a few horsepower with this mod.
Since you are eliminating the cats, you will need a set of MIL eliminators to prevent the dreaded "check engine" light.
If you remove the cats you will not pass inspection. For one, the visual and secondly the excessive readings from the exaust. You may be able to find a place that would pass you, if the money was right.
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