Wideband O2 Sensor Bung 18mm x 1.5Product images may differ from actual product appearance.
Wideband O2 Sensor Bung 18mm x 1.5
A wideband O2 (Oxygen) sensor bung that can be welded on your exhaust system for either fuel injection or air/fuel monitoring. The thread size is the standard 18 mm x 1.5 that is used for most wideband sensors. A plug is available if you plan to run the engine without a sensor installed.