This Moroso oxygen sensor bung in mild steel features an M18 x 1.5 thread and is sold as a single unit for welded installation. It creates a dedicated threaded port to accept standard oxygen sensors, making it suitable for exhaust fabrication and custom manifold or header work where adding a sensor location is required. Its mild steel construction is intended for welding into exhaust components.
Moroso Oxygen Sensor Bung - Mild Steel - M18 x 1.5 Thread - Single