Universal Stainless Steel 135 Degree CEL Fix O2 Oxygen Sensor Adapter Extender with Catalytic Converter
When your car is installed a fast flow catalytic converter or the catalytic's function is poor , your check engine light (CEL) may illuminate due to an increase in airflow. An oxygen sensor spacer spaces out the rear oxygen sensor from the path of exhaust gases. This tricks the vehicle's ECU into thinking that factory catalytic converter is still in place. There is NO GUARANTEE this will prevent a CEL on your vehicle because modern ECUs are very complex and rely on a variety of factors to determine if the catalytic converter is working properly.<br></b> <br> <b>About our company<br></b> Our factory manufactured exhuast mufflers and tips from 2006,<br> quality and service is No.1, more than 80% customers choose to corporate with us after their first order.<br> We are the direct manufacture with best price and quality. <br>