This Speed Engineering stainless O2 sensor bung and plug provides a mounting point for adding a wideband or an additional oxygen sensor to an exhaust system. The included plug seals the bung when no sensor is installed.
Features:
- Stainless Steel
- O2 Sensor Bung and Plug: Both included
- For Wideband or Additional O2 Sensors
- Universal Fitment
FAQ
What is this O2 sensor bung used for?
It is used to add a wideband or an additional O2 sensor to an exhaust system, typically for tuning.
Is a plug included?
Yes. The bung comes with a plug.
What material is it made from?
The bung and plug are stainless steel.

