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!
BOXSTER WITH 2.7L FRONT MANIFOLD CAT RIGHT PASSENGER SIDE BANK1 CONVERTER WILL WORK WITH FEDERAL AND CALIFORNIA EMISSION SYSTEMS. NOT FOR SALE OR USE ON VEHICLES REGISTERED IN THE STATES OF CA, CO, ME OR NY