dkishton1486

Ok I just went to Summit Racing today and I bought a air/fuel ratio gauge. Does anyone know how to wire this in? Which O2 sensor does it hook up too also which wire? Will I need anything else all I got was the gauge nothing else the part number is m7009-bs if you want to take a look thanks guys

brad8266

iTrader: (23)

Either of the two pre-cat sensors will work. Tap into the purple wire, it is the signal wire.