Weld-On O2 Bungs for EFI Fuel Injection Conversion, Pair

These weld-on oxygen sensor bungs are designed to weld into your header or exhaust system to provide a threaded install point for the O2 sensors when installing electronic fuel injection in your early Bronco. These 02 bungs are sold as a pair (enough for one Bronco). 

Please refer to your fuel injection installation manual for proper placement of the sensor.