O2 sensor risers: Turn off the CEL

How to use a sparkplug antifouler to turn off you Check Engine Light. This simple trick will pull the O2 sensor away from the exhaust flow and make your car think the Catalytic converter is working properly. This will work if you remove the catalytic converter, have a bad cat or if your running a HHO setup.

Видео O2 sensor risers: Turn off the CEL канала Jay May