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!
PATHFINDER WITH 3.5L FRONT CONVERTER BOLTS TO ENGINE RADIATOR SIDE BANK 2 TEST GROUP ENSXT03.5G7A LEV2 ULEV CALIFORNIA AND NEW YORK COMPLIANT EO D193-138 PER CARB REQUIREMENTS THE TEST GROUP SHOWN HERE MUST MATCH THE TEST GROUP OF YOUR VEHICLE. CALL FOR ASSISTANCE IF NEEDED (713)722-9212