Wideband o2
06-08-2017, 01:01 PM
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Wideband o2 2012 Camaro SS L99. I have Kooks 1 7/8 longtubes, high flow cats, and Borla S type cat back. Rear o2 sensors have been tuned out. Would I benefit from running a wideband o2 sensor because it seems to be running rich. Do they go before or after the cat?
