Drag Specialties O2 Weld-In Sensor Bungs - Standard - 18mm x 1.5 Motorcycle

Bikers Choice 18mm O2 Sensor Weld-In Bung Motorcycle Street Bike 400297

Bikers Choice 22-216 O2 Sensor Port Plug for Fuel & Air Oxygen Sensors ru

Drag Specialties 1861-0496 O2 Sensor Port Plug 18 x 1.5mm Set of 2

Vance & Hines O2 Sensor Port Plug Kit 18mm x 1.5 16925

Bikers Choice O2 Sensor Plug 18MM X 1.5 Ea

Bikers Choice O2 Sensor Port Plug - 12mm Motorcycle Street Bike 400296 bkc400296

(2) Harley Davidson Twin Cam Exhaust Oxygen o2 Sensor Bung Caps Plugs 18 x 1.5mm