BMW M3 Forum (E90 E92) - View Single Post - California Compliant Exhaust System Setup

Oreo Cat · 06-13-2024, 10:29 AM

Any axle back will pass smog, but if you get stopped by police I wouldn’t be surprised if you get a state ref ticket for having anything other than a fully stock exhaust. Especially in the larger cities on the coast

06-13-2024, 10:29 AM	#9
Oreo Cat First Lieutenant 281 Rep 393 Posts Drives: E90 M3 Supercharged Join Date: May 2017 Location: Thousand Oaks iTrader: (1)	Any axle back will pass smog, but if you get stopped by police I wouldn’t be surprised if you get a state ref ticket for having anything other than a fully stock exhaust. Especially in the larger cities on the coast
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