A faulty Oxygen Sensor is a primary reason for Failure of a Catalytic Converter. Car Manufacturers Recommend Replacement of O2 Sensors at 60,000 miles. If you are purchasing a New Catalytic Converter be sure the Oxygen Sensors are Checked and Operating Correctly!
CHALLENGER WITH 3.5L UNDERBODY CONVERTER ASSEMBLY BOLTS TO ENGINE DRIVERS SIDE BANK 2 TEST GROUP 9CRXV03.5CR0 LEV2 ULEV CA OR NY APPROVED - CARB COMPLIANT D798-9 PER CARB REQUIREMENTS THE TEST GROUP SHOWN HERE MUST MATCH THE TEST GROUP OF YOUR VEHICLE. CALL FOR ASSISTANCE IF NEEDED (713)722-9212