Quote:
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Originally Posted by Bella_Sicilia
i heard there are law restrictions and that to replace it has to be taken in somewhere to get it done.
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If you're referring to
this thread, ignore it; the guy doesn't know what he's talking about. There's nothing mysterious about cats- they're rquired by law, but anyone can put them on. Definitely try replacing the O2 sensors first, like c1apton said.