Nissan 370Z Forum - View Single Post

NissanParty · 07-23-2023, 08:10 PM

I don't think HFCs are smog legal in CA, and almost no tune is smog legal either. ECU must remain stock, except you are allowed to use some CARB approved aftermarket tunes with a supercharger kit, that also has to be CARB approved. I think there is only one on the market.

07-23-2023, 08:10 PM	#3 (permalink)
NissanParty Base Member Join Date: Feb 2022 Location: Southern California Posts: 112 Drives: 370z Nismo Rep Power: 32	I don't think HFCs are smog legal in CA, and almost no tune is smog legal either. ECU must remain stock, except you are allowed to use some CARB approved aftermarket tunes with a supercharger kit, that also has to be CARB approved. I think there is only one on the market.