mini catalytic converter 90 degree exhaust pipe o2 sensor spacer adapter extension stainless check engine light cel connector

built-in m18x1.5 catalytic converter, helps to get rid of checking engine lights general model is suitable for most automobiles built in micro catalytic converter, 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