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Originally Posted by clb0099
I was talking to a guy from vertex who told me if i remove my 2 cats that are near my engine that i would gain at least 10 or more hps .. Has anyone have done this I am assuming that the porsche has 2 pre-cats and then 2 cats. Can some clear this up and if it is true that i will gain some noticable power gain
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Call the guy back and ask if they have a money back guarantee if you check engine light comes on once the cats are removed.