FAST Oxygen Sensor Bung

Allows for installation of Oxygen sensors.
For wide-band, closed-loop applications. Sensor can read air/fuel ratios from 9:1 to 16:1.
O2 Sensor Bung
Oxygen Sensor Bung
This bung allows for the installation of an Oxygen sensor into your exhaust system.
Weld-In Oxygen Sensor Bung