AB 1824 enables law enforcement to issue immediate fines for violating exhaust levels. Muffler deletes stir different thoughts around the world but in California, they are illegal. Now that you know the answer to this. Are resonators and catalytic converters the same? California Vehicle Code 27150. var exit_url = ''; can you pass smog with aftermarket exhaust in california? Catalytic converters in the exhaust system, Aftermarket air intake modifications (i.e., replacing the stock air filter with a larger one). This cookie is set by GDPR Cookie Consent plugin. function create() { . Remember the two range load test is done with the car running stoic., so if your tune is on, you should be OK there, as long as the cats are not bypassing or need replacing. Is a cat back exhaust the same as a muffler delete? Lastly, for those of you who think this law might have been enacted for the purposes of emissions control it wasnt. It also prohibits the operation of a passenger vehicle (other than a motorcycle), or a truck with a Gross Vehicle Weight Rating (GVWR) of less than 6,000 pounds, that has an exhaust noise level greater than 95 decibels, when tested under specified conditions. Now, this part isnt anything new AB 1824 is more of a revision than a new law. Is a cold air intake illegal in California? Its soft insulation absorbs and muffles the noise amazingly. this.href = '' Additionally motorcycle exhaust noise levels depend on the year of manufacture, where motorcycles manufactured before 1970 can have up to 92 dbA, and after 1985 up to 80 dbA (full table in Section 27202 in Article 2.5 linked below). Don't bring a vehicle that's just been worked on and washed-it will look . Yes. This website uses cookies to improve your experience while you navigate through the website. Several companies offer music that complies with the Executive Order. Here's a good reminder to anyone running a tuned car out in California: As of today, July 19, the state's notoriously strict smog testing will automatically fail any car when it detects modified software onboard, aka, a tuned ECU. California law requires that all vehicles must be equipped with an adequate muffler to prevent excessive noise from the exhaust system. AffiliateBanner += '

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