Weld On Mild Steel Bung For Narrowband/Wideband Bosch LSU4.2 O2 AFR Air Fuel Ratio Sensors 18mm 1.5
California Prop 65 Warning: This item may cause cancer or reproductive harm. For more info visit p65warnings.ca.gov
Description
A wide band O2 (Oxygen) sensor bung that can be welded on your exhaust system for a fuel injection air/fuel ratio gauge. The thread size is the standard m18-1.5 that is used for most narrowband and wideband sensors. A plug is available if you plan to run the engine without a sensor installed.
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