Quote:
Originally Posted by KarlKFI
Yeah, I've been talking to Rob @ Z Car Garage. He did my suspension.
It sounds like an aftermarket tune is desirable regardless, which is kind of a shame from a technically legal standpoint, but it doesn't sound like California smog checks require validating the tune. I've read horror stories from other states rejecting tunes.
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As long as your car isn't showing codes and all monitors are clear it'll pass smog with a tune.