90° O2 Oxygen Sensor Spacer Engine Light CEL Check Bung Mini Catalytic Converter,Check Bung Mini Catalytic Converter 90° O2 Oxygen Sensor Spacer Engine Light CEL, An oxygen sensor spacer spaces out the rear oxygen sensor from the path of exhaust gases,When installing a high flow catalytic converter on your car your check engine light (CEL) may illuminate due to an increase in airflow.Converter 90° O2 Oxygen Sensor Spacer Engine Light CEL Check Bung Mini Catalytic.

90° O2 Oxygen Sensor Spacer Engine Light CEL Check Bung Mini Catalytic Converter

90° O2 Oxygen Sensor Spacer Engine Light CEL Check Bung Mini Catalytic Converter
An oxygen sensor spacer spaces out the rear oxygen sensor from the path of exhaust gases,When installing a high flow catalytic converter on your car your check engine light (CEL) may illuminate due to an increase in airflow.