Best Automotive Replacement Oxygen Sensor Relays in 2026

DESIGN: Our socket's slotted design allows you to remove oxygen sensors with the wiring harness still attached, and the socket is offset and compact which allows extra leverage even in hard to reach spots

QUALITY:This socket made from premium Chrome Molybdenum steel, the socket allows users to exert maximum torque while the precision casting ensures accurate fit and function. This tool meets and exceeds ANSI/ASME standards. Apeixoto offers a full line of Oxygen Sensor tools including our complete AP1822F Oxygen Sensor Socket set that features thread chasers, oxygen sensor sockets and more!

FUNCTION: Even if you don't have a lot of experience working with cars, you can replace your O2 sensor with this tool to help with your car's emissions and gas mileage. The sensors live in the harshest of environments and may require some elbow grease to remove, but this quality tool can save your knuckles and save you time!

Efficient Fuel Consumption

Connector Gender: Female

Walker Products Oxygen Sensor Program is the Industry Leading OEM and Aftermarket Oxygen Sensor ( O2 Sensor ) Program

Walker O2 Sensor is Manufactured to meet and exceed OE specifications; Direct OE Fit, Form, Function; increase fuel efficiency, decrease emissions, and improve engine performance

Backed by Walker Products buyer protection for worry free installation and performance

Designed to detect the amount of oxygen in the exhaust system

Constructed from high quality material

Features double protection layer, aluminum oxide trap layer, PTFE filter and stainless steel housing

[INNOVATIVE TECHNOLOGY] - Every Bosch Oxygen Sensor benefits from the technological and manufacturing experience gained from decades of production since first inventing the Oxygen Sensor in the late 1960's, ensuring long-lasting, superior performance

[FACTORY TESTED] - Seared appearance of protection tube is a result of a 100 percent fully functional quality test to ensure every Bosch manufactured sensor meets Bosch's rigorous standards for quality and performance

[STAINLESS STEEL BODY] - Exclusive double laser-welded stainless steel body is totally submersible and sealed tight to protect against contamination from exhaust emissions — ensuring longer sensor service life

PREMIUM QUALITY: Made of premium chrome molybdenum steel, this socket allows the user to apply maximum torque to ensure precise assembly and function. The tool meets and exceeds ANSI/ASME standards.

DESIGN: The socket has a slotted design. So you remove the oxygen sensor with the harness still connected. This 3/8" drive oxygen sensor socket is also offset and compact, providing extra leverage even in hard-to-reach locations.

FEATURES: 7/8" (22mm) socket fits most oxygen sensors, works with any 3/8" drive ratchet or breaker lever, offset drive gate with wire links the sensor from the side to prevent damage to the wires.

🔧Cautions: Please check your vehicle fitment carefully in the product description to avoid any wrong purchase. Please check your part pictures with our pictures, especially the plug, it must be completely same.Or it will not fit your car

🔧Application: Marsflex Oxygen O2 Sensor 234-5107 Compatible for Audi A3 TT, Volkswagen CC Eos GTI Jetta Passat, Ford F150 Expedition Fiesta Transit, BMW X5, Hyundai Porsche Kia

🔧Advantage: Made of high-quality materials, strong durability, to ensure service life, Marsflex O2 Sensor can improve engine performance and fuel economy, extend Catalytic Converter life

Walker Products Oxygen Sensor Program is the Industry Leading OEM and Aftermarket Oxygen Sensor ( O2 Sensor ) Program

Walker O2 Sensor is Manufactured to meet and exceed OE specifications; Direct OE Fit, Form, Function; increase fuel efficiency, decrease emissions, and improve engine performance

Backed by Walker Products buyer protection for worry free installation and performance

Cautions: Please check your vehicle fitment carefully in the product description to avoid any wrong purchase. Please check your part pictures with our pictures, especially the plug, it must be completely same.Or it will not fit your car.

Application:Marsflex Oxygen O2 Sensor 234-4668 Compatible for Chevy 2003-2013 Silverado Suburban Avalanche Tahoe Malibu GMC Yukon Sierra Cadillac Buick Pontiac Isuzu.

Advantage: Made of high-quality materials, strong durability, to ensure service life, Marsflex O2 Sensor can improve engine performance and fuel economy, extend Catalytic Converter life.

[INNOVATIVE TECHNOLOGY] - Every Bosch Oxygen Sensor benefits from the technological and manufacturing experience gained from decades of production since first inventing the Oxygen Sensor in the late 1960's, ensuring long-lasting, superior performance

[FACTORY TESTED] - Seared appearance of protection tube is a result of a 100 percent fully functional quality test to ensure every Bosch manufactured sensor meets Bosch's rigorous standards for quality and performance

[STAINLESS STEEL BODY] - Exclusive double laser-welded stainless steel body is totally submersible and sealed tight to protect against damage from exhaust emissions — ensuring longer sensor service life

Fitments: The oxygen sensor is fit for Buick Rainier, Cadillac GTS DeVille Escalade Seville, Avalanche 1500 Equinox SSR Silverado 1500 Suburban 1500 Tahoe Trailblazer, GMC Envoy Sierra 1500 Yukon, Isuzu Ascender, Pontiac G6 G8 GT0 Grand Prix Montana Torrent, Saturn Relay. For more details, please check the fitment bar above or the description below.

Replace OE #: The 15284 oxygen sensor is designed and manufactured with OE standard. The replacement OE part # are Bosch 15284, Denso 234-4668.

Function: Oxygen sensor is a key part to reduce the harmful emission and the increase the fuel efficiency. The Apeixoto oxygen sensor is wrapped with two layers. It will give the oxygen sensor full round protection. And the oxygen sensor is also headed with 1562℉ which make the part much more durable.

Replacement Oxygen Sensor - Sometimes referred to as O2 or Lambda Sensor measures the amount or proportion of oxygen mixed in the fuel of your vehicle which is essential in the proper operation of your catalytic converter. The vehicle then determines whether it is necessary to adjust for it perform properly.

Fits The Following Vehicles - 2008 Enclave | 2005-2009 LaCrosse 3.8L | 2007-2008 Lucerne 3.8L | 2005 Rainier 5.3L | 2007 Rendezvous | 2004-2005 CTS 5.7L | 2008-2014 Escalade, ESV | 2008-2013 Avalanche | 2011 Caprice | 2004 Corvette | 2005-2007 Equinox | 2011 HHR | 2006-2009 Impala 3.9L | 2008-2009 Silverado 1500 4.8L | 2007-2012 Silverado 2500 HD 6.0L | 2005 SSR, Trailblazer EXT 5.3L | 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2013, 2014 Suburban 1500 | & more.

Replaces Part# 234-4668, 250-24470, 8125731670, 12609457, 12583804, 12594452, 12587785, 12573167, 12576131, 12584925 usually found on popular Avalanche, Malibu, Monte Carlo, Tahoe, Sierra 3500, Bonneville, Torrent and Relay including year models 03, 04, 05, 06, 07, 08, 09, 10, 11, 12, 13, 14. The oxygen sensors can be found mostly within the whole exhaust system and are usually a couple or more of them in a vehicle.

Note:Please check your vehicle compatibility,the reference number, size and position are correct.especially the plug interface part.

Fit Vehicles:Replacement for Buick Lacrosse/Lucerne/Rainier/Rendezvous/Terraza Cadillac CTS/Deville/Escalade/Escalade ESV/Escalade EXT/Seville Chevrolet Avalanche/Avalanche 1500/Caprice/Cobalt/Corvette/Equinox/HHR/Impala/Malibu/Montecarlo/SSR/Silverado/Silverado 2500 HD/Silverado 3500 HD.

Advantage: Liantinxu Oxygen Sensor features stainless steel housing,double protection layer, aluminum oxide trap layer, ptfe filter and precoated thread.

【Fitment】Buick Rainier 04-06, Century 2005, LaCrosse 05-07, LeSabre 04-05, Park Avenue 04-05, Regal 2004, Rendezvous 05-07, Terraza 05-07, Lucerne 06-08 ** Cadillac Escalade 03-14, CTS 04-07, DeVille 00-05, Eldorado 00-02, Seville 00-04 ** Oldsmobile Bravada 02-04, Aurora 01-03, Intrigue 00-02 ** Saturn Aura 07-09, Relay 05-07, Sky 2007, Vue 08-09 ** Isuzu Ascender 03-06 ** Saab 9-7x 05-06

【Fitment】Chevrolet Astro 00-02, Avalanche 08-13, Camaro 10-15, Caprice 14-17, Captiva Sport 2009, Colorado 04-05, Corvette 05-13, Equinox 05-09, Express 1500/2500/3500 03-07, Impala 04-11, Malibu 04-12, Monte Carlo 04-07, Silverado 1500 02-13, Silverado 2500/3500 02-15, Silverado 1500/2500/3500 Classic 2007, SS 14-17, SSR 03-06, Suburban 2014, Suburban 1500 06-14, Suburban 2500 02-13, Tahoe 03-14, Trailblazer 02-06, Uplander 05-09, Venture 2005

【Fitment】GMC Canyon 04-05, Envoy 02-06, Safari 00-02, Savana 1500/2500/3500 03-07, Sierra 1500 02-13, Sierra 1500/2500/3500 Classic 2007, Sierra 2500 02-15, Sierra 3500 02-15, Yukon 03-14, Yukon XL 1500 03-14, Yukon XL 2500 02-13 ** Pontiac G6 05-10, Aztek 2005, Bonneville 04-05, Grand Prix 04-07, Montana 05-06, Solstice 2007, Torrent 06-09 ** Hummer H3 2006, H2 04-06

Interchange Number: 234-4647

Quality: Dropwater manufactured with precision to meet OE standards, the products manufactured are of the highest quality. The part of heating head of plugs are well designed to replace for your needing, no extra work required to reset or adjust when you use it, plug and play The part of wire is 4, this design to provide the double protection, and the wire is very firm.

How to choose:Please check the description or use the year/make/model drop down bar and interchangeable part numbers to confirm the compatibility before purchasing. If you have any questions, please email us, we try to answer all email within 290 hours

🔧Replaces Part Number : 234-4668 213-2827 75-3873 ES20013

🔧Specifications - Package Includes--1 x Oxygen Sensor;

🔧Application - Replacement for Chevy AVALANCHE 2009-2008 6L , AVALANCHE 2013 2012 2011 2010 2009 2008 5.3L , AVALANCHE 1500 2005 2004 2003 5.3L , CAPRICE 2013 2012 2011 6L , COBALT 2010 2009 2008 2007 2.2L , CORVETTE 2004 5.7L , EQUINOX 2009-2008 3.4L , EQUINOX 2007 2006 2005 3.4L , HHR 2011 2010 2009 2.4L , HHR 2011 2010 2009 2008 2007 2.2L

[High quality]: Offset Oxygen Sensor Socket is made of high quality chromium-molybdenum steel, precision cast for maximum torque and precise fit, coated with black oxide to prevent rusting and long life.

[Use]: You can also use this 3/8 drive oxygen sensor socket removal tool to replace your oxygen sensor to help your car's emissions and gas mileage. This 22mm oxygen sensor socket is also offset and compact, providing extra leverage even in hard to reach places.

[Widely available]: Universal 6-point, 7/8-inch (22mm) socket, Use with any 3/8" drive ratchet or breaker bar, Universal for most oxygen sensors.