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FireRed · 04-02-2021, 01:31 PM

I was wondering if VRSF’s newly revised high flow catted downpipe still gives a CEL, if it would pass emissions, and if they ever fixed the o2 sensor not being able to reach problem.

04-02-2021, 01:31 PM	#1
FireRed New Member 0 Rep 26 Posts Drives: 2014 335i Join Date: Feb 2021 Location: certainly somewhere iTrader: (0)	VRSF Downpipe Question I was wondering if VRSF’s newly revised high flow catted downpipe still gives a CEL, if it would pass emissions, and if they ever fixed the o2 sensor not being able to reach problem.
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