BMW 3-Series and 4-Series Forum (F30 / F32) | F30POST - View Single Post - NH Emission testing with either catless DP or high flow cat?

F3rst0rder · 07-03-2019, 06:22 PM

I still don’t quite understand the use of the sniffer. Did you maybe go to a “border” shop that tests Mass and NH thus attempting to treat both states as smog states?

07-03-2019, 06:22 PM	#12
F3rst0rder Private First Class 90 Rep 190 Posts Drives: 2015 335xi Join Date: Jun 2018 Location: New Hampshire iTrader: (0)	I still don’t quite understand the use of the sniffer. Did you maybe go to a “border” shop that tests Mass and NH thus attempting to treat both states as smog states?
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