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WillH · 12-24-2016, 05:07 AM

Reading with interest as I have headers but still have the secondary cats. If the wires are indeed for O2 sensors then I might add bungs after the secondary cats for the downstream O2 sensors and see if I can get rid of my cel.

12-24-2016, 05:07 AM	#4
WillH Registered User Join Date: Feb 2015 Location: QC Posts: 415	Reading with interest as I have headers but still have the secondary cats. If the wires are indeed for O2 sensors then I might add bungs after the secondary cats for the downstream O2 sensors and see if I can get rid of my cel.