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Bassani 18mm To 12mm O2 Sensor Bung Adapter For Harley Exhaust

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Bassani 18mm 12mm O2 Sensor Port Adapter For Harley Exhaust

Easily reduce your O² sensor ports from 18mm to 12mm with Bassani's threaded O2 adapters. This can allow the fitment of many exhaust styles on select, newer-model motorcycles.


  • Sold as a pair
  • Made in the USA
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Fitment Notes & Exceptions
This is a universal fit part; it may or may not fit without modification.
Product Style Item # Store SKU Manufacturer Product # Availability
Product Style Bassani 18mm To 12mm O2 Sensor Bung Adapter For Harley Exhaust Item # 898546 Store SKU 308086 Manufacturer Product # 102P2 Availability In Stock: Ships within 24 hours
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