BASSANI XHAUST 1202P 12mm O2 Sensor Port Plugs - Sold in Pair

Bassani Adapter Reduce 02 O2 Sensor Port Bungs 18MM To 12MM Fit For Harley Plug

Bassani Manufacturing O2 Sensor Plugs - 18mm 1802P

Bassani Manufacturing O2 Sensor Port Plugs 18mm x 1.5 1802P 1861-0790

Bassani Manufacturing O2 Port Bushing Adapters Motorcycle Street Bike 102P2

2PCS Bassani Adapters Reduce 02 O2 Sensor Ports Bungs 18MM To 12MM Harley Plug

2Pcs Bassani Adapters Reduce Sensor Ports Bungs 18MM To 12MM Fit For Harley Plug

Bassani Chrome 18mm Exhaust O2 Sensor Port Plugs fits Harley Davidson