Check Engine Light O2 Oxygen Sensor Spacer M18 x 1.5 CEL Eliminator Mini Catalyst Simulator 304 Stainless Steel Adapter m18x1.5

Built-in M18X1.5, helps to get rid of checking engine lights General model is suitable for most automobiles Built in micro, avoid checking engine lights after modifing exhaustor or removing catalytic converter Don't risk using extensions because they usually don't work. This is a real mini catalytic converter Make ECU think an inventory catalytic converter is still installed, after removing the catalytic converter, it will see higher temperatures and greater unburned fuel flow.syi