Forums/Z31P/z31-basics basic-modifications-basic-questions-aka-the-newbie-forum/High flow cats

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slow88z: (2009-05-05 12:15:55)

If I get a high flow cat from CM with my exhuast should i be able to pass smog?

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vagabond: (2009-05-05 13:34:46)

If your car is in a proper state of tune, there should be no issue.