M18 x 1.5 Exhaust Lambda Boss Nut For O2 Oxygen Sensor Bung on 304 Stainless
M18 x 1.5 Exhaust Lambda Boss Nut Weld on in 304 Stainless O2 Oxygen Sensor Bung. -Universal fit for STANDARD OXYGEN SENSORS with M18 X 1.5 Thread. -O2 Oxygen Sensor Bung+Plug Kit. 1x Oxygen Sensor Nut Bung Stepped.