【Product Features】The oxygen sensor features high-quality ceramic components and precious metal-coated electrodes, delivering precise and rapid oxygen concentration detection. The housing is made of high-temperature-resistant 310S stainless steel, offering excellent corrosion resistance and durability. Pre-applied anti-seize coating on the threads allows for direct installation. 【Compatible Car Model】Compatible with Buick: Enclave 3.6L, Allure 3.8L, LaCrosse 3.8L/3.9L, Lucerne 3.8L/3.9L, Rainier 5.3L, Rendezvous 3.5L, Terraza 3.5L/3.9L; For Cadillac: CTS 5.7L/6.2L, DeVille 4.6L, Escalade 5.3L/6.0L/6.2L, Escalade ESV 6.2L, Escalade EXT 6.2L, Seville 4.6L; For Chevrolet: Avalanche 5.3L/6.0L, Caprice 6.0L, Cobalt 2.2L, Corvette 5.7L, Equinox 3.4L, HHR 2.2L/2.4L, Impala 3.5L/3.9L, Malibu 3.5L/3.6L/3.9L, Monte Carlo 3.5L/3.9L, Silverado 1500 4.8L/5.3L/6.0L/6.2L, Silverado 2500 HD 6.0L, Silverado 3500 HD 6.0L, SSR 6.0L, Suburban 1500 5.3L/6.0L, Suburban 2500 6.0L, Tahoe 4.8L/5.3L/6.0L/6.2L, Trailblazer EXT 5.3L, Uplander 3.5L/3.9L. 【Compatible Car Model】Compatible with GMC: Acadia 3.6L, Envoy 5.3L, Envoy XL 5.3L, Envoy XUV 5.3L, Sierra 1500 4.8L/5.3L/6.0L/6.2L, Sierra 2500 HD 6.0L, Sierra 3500 HD 6.0L, Yukon 4.8L/5.3L/6.0L/6.2L, Yukon XL 1500 5.3L/6.0L/6.2L, Yukon XL 2500 6.0L; For Pontiac: Bonneville 4.6L, G5 2.2L, G6 3.5L/3.6L/3.9L, G8 6.0L/6.2L, Grand Prix 3.8L, GTO 5.7L/6.0L, Montana 3.5L/3.9L, Torrent 3.4L; For Saturn: Aura 3.5L/3.6L, Ion 2.2L, Outlook 3.6L, Relay 3.5L/3.9L, Vue 3.5L/3.6L; For Isuzu: Ascender 5.3L.【Important Notice】 Before buying, verify wire length, connector type, and check compatibility (year, brand, model, engine, and installation position). 【Replaces Part Number】234-4668, 250-24470, 350-34581, 25024470, 2344668, 35034581, OS5045, 12569429, 12573005, 12573167, 12576131, 12583290, 12607410, 12609001, 12611127, 8125731670 【Product Service】We provide an 18-month unlimited mileage guarantee. If you need assistance verifying product compatibility or are unsatisfied with your purchase, please contact us directly.

Compatible with the Following Vehicles (UPSTREAM ONLY)

For Buick:

2008 Enclave V6 3.6L

2005-2009 Allure V6 3.8L（Upstream；Required Qty: 1）

2005-2009 LaCrosse V6 3.8L California Emissions（Upstream；Required Qty: 1）

2007-2008 Lucerne V6 3.8L Partial Zero Emissions Vehicle (PZEV)（Upstream；Required Qty: 1）

2009-2011 Lucerne V6 3.9L（Upstream；Required Qty: 1）

2005 Rainier V8 5.3L

2006-2007 Rendezvous V6 3.5L

2006-2007 Terraza V6 3.9L（Upstream；Required Qty: 1）

2005-2006 Terraza V6 3.5L（Upstream；Required Qty: 1）

For Cadillac:

2004-2005 CTS V8 5.7L

2009-2014 CTS V8 6.2L

2004-2005 Deville V8 4.6L

2009-2013 Escalade V8 6.0L

2008-2014 Escalade V8 6.2L

2008-2013 Escalade ESV V8 6.2L

2008-2013 Escalade EXT V8 6.2L

2004 Seville V8 4.6L

For Chevrolet:

2008-2013 Avalanche V8 5.3L

2008-2009 Avalanche V8 6.0L

2011-2013 Caprice V8 6.0L

2007-2010 Cobalt L4 2.2L（Upstream；Required Qty: 1）

2004 Corvette V8 5.7L

2005-2009 Equinox V6 3.4L

2009-2011 HHR L4 2.4L

2006-2011 HHR L4 2.2L

2006-2011 Impala V6 3.5L

2006-2011 Impala V6 3.9L

2004-2010 Malibu V6 3.5L

2008-2012 Malibu V6 3.6L

2006-2007 Malibu V6 3.9L

2006-2007 Monte Carlo V6 3.5L

2006 Monte Carlo V6 3.9L

2007-2013 Silverado 1500 V8 4.8L

2007-2013 Silverado 1500 V8 5.3L

2007-2013 Silverado 1500 V8 6.0L

2009-2013 Silverado 1500 V8 6.2L

2007-2010 Silverado 2500 HD V8 6.0L（Body Type: Extended Cab Pickup，Crew Cab Pickup）

2007-2010 Silverado 3500 HD V8 6.0L （excluding Cab & Chassis）

2005 SSR V8 6.0L

2008-2014 Suburban 1500 V8 5.3L

2008-2009 Suburban 1500 V8 6.0L

2008-2013 Suburban 2500 V8 6.0L

2008-2009 Tahoe V8 4.8L

2008-2013 Tahoe V8 5.3L

2008-2013 Tahoe V8 6.0L

2008-2009 Tahoe V8 6.2L

2005 Trailblazer EXT V8 5.3L

2005-2006 Uplander V6 3.5L

2006-2008 Uplander V6 3.9L

For GMC:

2007-2008 Acadia V6 3.6L

2005 Envoy V8 5.3L

2005 Envoy XL V8 5.3L

2005 Envoy XUV V8 5.3L

2007-2013 Sierra 1500 V8 4.8L

2007-2013 Sierra 1500 V8 5.3L

2007-2013 Sierra 1500 V8 6.0L

2007-2013 Sierra 1500 V8 6.2L

2007-2010 Sierra 2500 HD V8 6.0L （excluding Standard Cab Pickup）

2007-2010 Sierra 3500 HD V8 6.0L （excluding Cab & Chassis）

2008-2009 Yukon V8 4.8L

2008-2014 Yukon V8 5.3L

2008-2013 Yukon V8 6.0L

2008-2014 Yukon V8 6.2L

2008-2014 Yukon XL 1500 V8 5.3L

2008-2009 Yukon XL 1500 V8 6.0L

2008-2014 Yukon XL 1500 V8 6.2L

2008-2013 Yukon XL 2500 V8 6.0L

For Pontiac:

2004-2005 Bonneville V8 4.6L

2007-2010 G5 L4 2.2L（Upstream；Required Qty: 1）

2006-2009 G6 V6 3.9L