Quote:
Originally Posted by Som2k17
Oh, forgot to mention that this UEL Header still retains the cats and I was told by my mechanic that it would pass smog if they didn't do the visual test on the car. However, it doesn't have the Carb sticker but with cats it should pass smog.
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Obd2 is a visual test only (plus obd monitor) now. Just up to them if they can tell its aftermarket (fairly easy since its shiny and has no heat shield). Anyone buying ANY header in CA should assume it will not pass and they need to swap to stock when the time comes