213-4229 Oxygen Sensor-Downstream O2 Sensor for Buick Cadillac Chevrolet GMC Hummer Isuzu Oldsmobile Pontiac Saab Saturn (4pcs) Item Description About this item Compatibility: O2 Oxygen Sensors Replacement Number: 213-4229; Replacement for Escalade 2008-2014/Silverado 1500 2008-2013/Silverado 2500 HD 2008-2011/Silverado 3500 HD 2008-2011/Suburban 1500 2008-2014/Suburban 2500 2008-2013/Tahoe 2008-2014/Sierra 1500 2008-2013/Sierra 2500 HD 2008-2011/Sierra 3500 HD 2008-2011/Yukon 2008-2014/Yukon XL 1500 2008-2014/Yukon XL 2500 2008-2013. About the O2 Sensor: The part of the heating head of the plugs is well designed to replace your needs, no extra work is required to reset or adjust when you use it, plug and play The part of the wire is 4, this design provides double protection, and the wire is very firm. How to Select: Please check the description or use the year/make/model drop-down bar and interchangeable part numbers to confirm the compatibility. How to Select: Step 1. Locate the oxygen sensor position and remove it with a socket, step 2. Compare the new sensor to the old sensor to ensure a proper installation, step3. Please clean the threaded port to ensure a proper seal of the new sensor, step 4. Gently tighten the sensor in order to keep the wire free from damage and avoid sensor leakage, step 5, reinstall the connector, and try to clear it if the car has diagnostic trouble codes ? See more product details Payment We accept payment only through PAYPAL Shipping We ship products worldwide through standard express courier service, it will reach within 7 to 10 days to abroad buyers, we ship the product after recieved clear payment and give full information about shipment to the buyer Return We accept product return 25 days from delivery date but product should be in original condition.