18mm to 12mm Bushing Adapter For O2 Sensor Port- Harley Davidson

18mm to 12mm Bushing Adapter For O2 Sensor Port- Harley Davidson Bagger/ Dyna/ V-Rod (12 and newer)

2pcs 18mm to 12mm O2 Port Plugs Bungs : Automotive

Bassani 02 Port Bushing Adapters – Lowbrow Customs

Motorcycle O2 Oxygen Sensor Ports Plug Adapters 18mm-12mm Exhaust Pipes Bungs For Harley Touring Electra Glide Dyna Softail XL - AliExpress

Stainless Adapters Reduce 02 O2 Sensor Ports Bungs 18MM To 12MM Harley Plug

Bassani 02 Port Bushing Adapters – Lowbrow Customs

FRONT OXYGEN SENSOR EXHAUST 18 MM O2 OEM FOR HARLEY DAVIDSON XL SPORTSTER 14-21

Motorcycle Exhaust O2 Oxygen Sensor Ports Plug Adapters Bungs Pipes 18-12mm For Harley Dyna Fatboy Electra Glide Softail FLSTF

OXYGEN SENSOR EXHAUST 18 MM O2 OEM FOR HARLEY DAVIDSON XL SPORTSTER 07-13

Fitment:18mm to 12mm Color:Chrome Material:Carbon Steel Application:18mm to 12mm Package:a pair Plugs

2pcs 18mm to 12mm O2 Port Plugs Bungs

Bassani Xhaust Pro-Street Turn Outs on a Harley Softail Breakout

Sensor plugs sold individually.

Bikers Choice O2 Sensor Port Plug 12MM for Harley Universal

Motorcycle Oxygen Sensor Port - Dennis Kirk

18mm to 12mm Bushing Adapter For O2 Sensor Port- Harley Davidson Bagg, 29,95 €

Dstar Adapters Reducers O2 Sensor Bungs - 18mm To 12mm for Harley Stai – dstarcustoms

18mm-12mm O2 Bung Adapter - 18x1.5 thread and M12 x 1.25 thread