Replacement Cats.....
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Replacement Cats.....
...had the simple one (you know less of the cat, well none actually, and more of the pipe) and ended up putting the original back on at inspection time (Texas).
Are there any replacement cats out there that (i) pass inspection and (ii) offer worthwhile performance upticks?
Are there any replacement cats out there that (i) pass inspection and (ii) offer worthwhile performance upticks?