Quote:
Originally Posted by Andheeezonit
Does anyone have experience with putting the O2 sensors in the end of the side pipes on a temporary basis just to tune the car? My Weber setup is pretty good but I know it could be better. I would like to try this to see exactly where my AFR is, and the products are available. Thanks.
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You will get lean readings since the O2 sensors would see ambient air.
They need to be near the engine, closer than halfway along the system, preferably at the exhaust collector.