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!
PASSAT WITH 1.8L TURBO UNDERBODY CONVERTER BOLTS TO TURBO TEST GROUP YADXV01.8332 LEV LEV1 OR YADXV01.8322 LEV LEV1 CALIFORNIA AND NEW YORK COMPLIANT EO D798-10 PER CARB REQUIREMENTS THE TEST GROUP SHOWN HERE MUST MATCH THE TEST GROUP OF YOUR VEHICLE. CALL FOR ASSISTANCE IF NEEDED (713)722-9212