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18mm O2 Sensor Plug – Threaded Bung Plug

Sale price $6.50

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Seal your exhaust system cleanly and securely with the 18mm O2 Sensor Plug – Threaded Bung Plug, designed for Trinity Racing and other aftermarket exhausts. This plug is the perfect solution when you’re running a custom tune, aftermarket controller, or simply don’t need an O2 sensor in place.

Threaded for a precise 18mm fit, this bung plug prevents exhaust leaks, maintains backpressure integrity, and ensures your system looks and functions cleanly without a sensor.

Ideal for riders performing sensor deletes or replacing lost components, it’s built for heat resistance and long-lasting performance in harsh off-road environments.


Key Features:

  • 18mm Threaded O2 Sensor Bung Plug
  • Seals Unused Oxygen Sensor Ports
  • Prevents Exhaust Leaks and Maintains Pressure
  • Perfect for Sensor Deletes or Custom Tunes
  • Easy Installation: Screw-in design
  • Compatible with Trinity and Most Aftermarket Exhausts
  • Heat-Resistant Material for Off-Road Conditions

💡 Perfect For:

  • UTV/ATV owners removing or relocating O2 sensors
  • Trinity Racing exhaust users performing O2 deletes
  • Riders using standalone engine controllers or custom ECU tunes
  • Anyone needing a quick, clean seal on unused sensor bungs

Seal it right. Ride it clean. The 18mm O2 Sensor Plug gives your exhaust system the finish, performance, and durability it needs—without compromise.

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