18mm Adapter For O2 Sensor Port- Harley Davidson Bagger/ Dyna/ V

Allows non-sensor H D models to run newer style exhaust systems equipped with O2 sensor portsSimply screw into non-essential O2 ports Sold in Pairs

Black Road Rage II Mega Power Short Megaphone System W/Black

Threaded outer and inner adapters reduce O2 sensor port from 18mm to 12mm allowing riders to use our exhaust pipes on select newer-model motorcycles.

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

Cycle Pro 14272 O2 Sensor

Rinehart Racing RIN-200-0300C 2-1 Exhaust System Chrome w/Chrome

NAMZ Custom Cycle O2 Oxygen Sensor Extension/Adapter Kit For Harley

LSR 2-1 Dyna/FXR

Buy Motorcycle O2 Oxygen Sensor Ports Plug Adapters 18mm-12mm Exhaust Pipes Bungs For Harley Touring Electra Glide Dyna Softail XL at Aliexpress for .

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

Saddlemen Slant Saddlebags For Harley - Cycle Gear

H-D Touring Exhaust 2-1-2 Exhaust Head Pipe

12mm-18mm Bung Adapt

O2 Bung Adapter Powersports, 12mm to 18mm

Cycle Pro 14272 O2 Sensor