Wideband O2 Sensor Plug 18mm x 1.5Product images may differ from actual product appearance.
Wideband O2 Sensor Plug 18mm x 1.5
A sensor plug for a wideband O2 (Oxygen) sensor bung. This plug allows you run the engine without having the sensor installed. The thread size is the standard 18 mm x 1.5 that is used by most wideband sensors. A weld-on bung is also available.