Newbie Question about Headers

[garod82]

Are they legal in CA and will they void the warranty? Are there certain one's that are legal?

Thank you,

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[Terminator2]

Are they legal in CA and will they void the warranty? Are there certain one's that are legal?

Thank you,

Long tubes even catted are not. Shorties if you kept the stock cats are legal if they have a carb number. Warranty depends on the dealership honestly.