Oxygen O2 Sensor 1 2 fit Compatible with 15-20 Cadillac Escalade, for 14-20 Chevy Express Silverado 1500 Suburban Tahoe, for 14-20 GMC Yukon Sierra 1500 Savana Downstream Right and Left, 2PCS Item Description About this item ?SET?2PCS; Upstream + Downstream Left COMPATIBLE MODEL 1: Downstream Right and Left Oxygen Sensor Compatible with 2015-2020 Cadillac Escalade 6.2L, for 2016-2020 Chevrolet Express 2500 3500 2.8L/ 4.3L/ 4.8L/ 6.0L/ 6.6L, 2014-2019 Silverado 1500 4.3L/ 5.3L/ 6.2L, 2015-2020 Suburban 4.3L/ 6.2L, 2015-2020 Tahoe 5.3L/ 6.2L. COMPATIBLE MODEL 2: Downstream Right and Left O2 Sensor Compatible with 2015-2020 GMC Yukon 5.3L/ 6.2L, Yukon XL 5.3L, 2014-2018 Sierra 1500 4.3/ 5.3/ 6.2L, 2019 Sierra 1500 Limited 5.3L, 2016-2020 Savana 2500 3500 2.8L/ 4.3L/ 4.8L/ 6.0L/ 6.6L. ?QUALITY CONTROL? Manufactured according to the OE original factory specifications, make sure to double-check your vehicle model before purchasing. ?NOTE?If you are unable to confirm compatibility, use amzonconfirmedfit to confirm compatibility. ? 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.