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O2 Sensor Bung
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$5.50
Product Description
These bungs are for adapting your custom exhaust system to work with your fuel injections factory O2 sensors:
- Made of 1018 mild steel
- Tapped to fit 18mm x 1.5 or the later 12mm O2 sensors used by Harley and other OEM applications
- 1" O.D. for 18mm 3/4 od for 12mm .500" thick
- Sold Each