Oxygen Sensor Upstream and Downstream Fits for Chevy Tahoe Silverado Suburban 1500 2500 3500 HD, for GMC Sierra Yukon XL, for Cadillac Escalade ESV EXT, O2 Sensor Replace 234-4018 234-4337 4Pcs

Features

• APPLICATION- O2 Sensor for Chevy Silverado 1500 / 2500 HD / 3500 HD 4.3L 4.8L 6.0L 2006-2008, Avalanche 5.3L 6.0L 2007, Suburban 5.3L 6.0L 1500 / 2500 2007, Tahoe 4.8L 5.3L 2006-2007, for GMC Sierra 1500 / 2500 HD / 3500 HD 4.3L 4.8L 6.0L 2006-2007, Yukon / Yukon XL 1500 2500 4.8L 5.3L 6.0L 6.2L 2006-2007, for Cadillac Escalade ESV EXT 6.2L 2007, for H-u-m-m-e-r H2 6.0L 2007
• REPLACEMENT PART NO - O2 sensor downstream upstream replace 234-4337 , 234-4087 , 25161130 , 25161131 , 25164983 , 25312196 , AFS123 , AFS98 , AFS97 , ES20002 , 13444 , 12578459 , 12587214 , 19178921 , 19178924 , SG277 , 234-4018 , 234-4112 , 250-24018 , 25312203 , 25315373. Before purchasing an oxygen sensor , please carefully check your vehicle's year , brand and model , image , and part number to confirm compatibility
• HIGH STABILITY- BLPextrm Oxygen Sensor has stainless steel shell,aluminum oxide capture layer and pre coated thread. Solve the problems of unstable idle speed,frequent stalling and poor acceleration for your car
• OXYGEN SENSOR WORKING PRINCIPLE - Oxygen sensor trap layer does not allow the platinum electrode to be damaged.Measure the oxygen content after combustion, convert it into a voltage signal and send it to the engine computer to achieve closed-loop control of excess coefficient
• 24-HOUR RESPONSE - Packag include 4 upstream downstream oxygen sensors. If you have any installation issues, please contact us via email. We will reply to you within 24 hours