12-02-2020, 03:06 PM
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#27
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Drives: 2017 Chevrolet Camaro ZL1 M6
Join Date: Jul 2020
Location: OR
Posts: 479
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Quote:
Originally Posted by Z OH 6
Those aren't going to pass emissions, especially in California. The Kooks green cats are as good as they get for durability but any high flow cat is unlikely to pass any emissions test.
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Point.
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