2006 mx 5 street header upgrade

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2006 mx 5 street header upgrade

Postby CarlK885 » Wed Aug 16, 2017 1:14 am

Will the street header upgrade pass smog test in california. If not what upgrades can i do to my car to. Make the exhaust better and increase ☝
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Re: 2006 mx 5 street header upgrade

Postby Brian » Wed Aug 16, 2017 11:20 am

The Street header does not have a CARB exemption number. Thus, it passes tailpipe sniff tests easily but fails the visual. Midpipe also has a cat from the factory, so no CARB choice there. That leaves muffler and our AEM intake as your legal CARB certified intake/exhaust mods.
Brian Goodwin
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