Best Alphasense in 2026

Meets specs for the BW Tech Gas Alert MicroClip XT gas detector

Sensor Manufacturer Date Code Current Month or -1 Month. Last 3 of SN: MMY

2 Year Replacement Warranty

Meets specs for the Industrial Scientific M40 gas detector

Specifically compatible with Altair 4, not compatible with Altair 4X or 4XR

24 month seller replacement warranty

Professional, premium aftermarket replacement

Provides the performance and dependability you expect from ACDelco

Manufactured to meet expectations for fit, form, and function. Connector Gender: Male

Plug can be screwed into the O2 Sensor, down pipes, headers, exchangers, oil drains, and any other metric threaded applications - includes washer

Use for automotive, motorcycle, and marine replacement sensors and drains

Precision CNC machined M18 x 1.5 metric threading

Allows exhaust gas temperature sensor to be attached to the exhaust manifold or downpipe

Molded from t304 stainless steel

Withstands high exhaust temperature

Helps keep engine operating at proper temperature

Sends accurate temperature readings to the gauge

GM recommended replacement part for your GM vehicle’s original factory component

Direct replacement - this ignition knock (detonation) sensor connector is designed to match the fit and function of the original connector on specified applications

Restores functionality - reliable replacement for an original part that has failed due to corrosion

Durable construction - this part is made from quality materials to ensure reliable performance and long service life

DESIGN: This socket's slotted design allows you to remove oxygen sensors with the wiring harness still attached. The 6-point beveled nose of this 7/8-Inch (22mm) socket fits oxygen sensors on a wide variety of vehicles. This 3/8-inch drive oxygen sensor socket is also offset and compact which allows for extra leverage even in hard to reach spots. For added leverage, you can use it with your 3/8-inch breaker bar or ratchet.

QUALITY: Made from premium Chrome Molybdenum steel, the oxygen sensor socket allows users to exert maximum torque while the precision casting ensures accurate fit and function. This tool meets and exceeds ANSI/ASME standards. ARES offers a full line of Oxygen Sensor tools including our complete 70318 Oxygen Sensor Socket set that features thread chasers, oxygen sensor sockets and more!

WHY YOU NEED IT: 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 oxygen sensor socket can save your knuckles and save you time!

DESIGN: This socket's slotted design allows you to maintain oxygen sensors with the wiring harness still attached. The 6-point design of this 7/8-Inch (22mm) socket fits oxygen sensors on a wide variety of vehicles. This 1/2-inch drive oxygen sensor socket can be used with your 1/2-inch breaker bar or ratchet for added leverage.

QUALITY: Made from premium Chrome Vanadium steel, this oxygen sensor socket allows users to exert maximum torque while the precision casting ensures accurate fit and function. This tool meets and exceeds ANSI/ASME standards. ARES offers a full line of Oxygen Sensor tools including our complete 70318 Oxygen Sensor Socket set.

WHY YOU NEED IT: Even if you don't have a lot of experience working with cars, you can maintain your O2 sensor with this oxygen sensor socket. The sensors live in the harshest of environments and may require some elbow grease to service, but this quality tool can save your knuckles and save you time!

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Includes 10 precision CNC machined high quality O2 oxygen sensor mounting bungs -- Proudly Made in the USA!

The M18 x 1.5 straight thread size is universal and compatible with most vehicles.

Welding bungs can be used for re-attaching the O2 Sensor to any universal exhaust pipe application. Easily install the weld bungs to add or replace the oxygen sensor ports.

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

SPECIALTY TOOL MAKES EASY WORK: Slotted designed for removing and installing 7/8 inch 22mm oxygen sensors in hard to reach locations without removing or damaging wiring harness

BUILT TOUGH: Impact-rated Chromoly steel; precision casting for accurate fit and long tool life

WORKS IN TIGHT SPACES: Wrench offset design for added working depth; works with 3/8 inch drive tool or breaker bar for improved leverage

NO MORE HASSLE: The ABN Oxygen 02 Sensor Socket 7-Piece Tool Kit – 22mm (7/8” Inches), 27mm, 29mm – All Vehicle O2 Removal and Installation is for inspection, removal, and installation of hard-to-reach oxygen sensors, oil pressure switches, oil pressure sending units, thermal sensor switches, vacuum switches, and brake light switches; Each socket is permanently etched with size marking for your convenience

MATCHES YOUR CAR: Universal fit for Audi, BMW, Citroen, Mercedes, Peugeot, Renault, Skoda, Vauxhall/Open (GM), and Volkswagen; Sizes include 22mm (7/8”), 27mm, and 29mm; For both heated and non-heated oxygen sensors; Compatible with 3/8-inch and 1/2-inch ratchet drivers or extensions; Side cutout sections allow the sockets to fit over wiring harness and prevent damage to wires

BUILT TO LAST: Constructed from chrome-vanadium steel (CR-V) for extra strength and longevity; Tools have a light coating of oil to protect them from rusting

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!

Notched style mounting bung was made of 304 stainless steel easy to weld .

The oxygen sensor plugs was made of plated mild steel with zinc plating.

The size of plugs is M18 x 1.5 thread, fit for most of standard.

Detect oxygen content in the exhaust gases to optimize emissions and fuel economy

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Denso partners with other manufacturers to supply the parts your car was originally built with. This product is in a Denso package, however the part may have been manufactured by an alternate supplier

Constructed from high quality material

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

QUALITY - Constructed from drop forged heat-treated chrome-vanadium steel (CR-V) for strength and longevity; Black phosphate finish for corrosion resistance.

SIZE - Fits standard oxygen sensors with a 7/8” hexagon nut; 7mm slot, 7/8” (22mm) x 6-point x 3-1/10” (80mm) length, 3/8 inch square drive for use with ratchet.

DISIGN FEATURES- The size of the open side is 8 mm, the length: 80mm, Side cutout prevents damage to wires

Fit type: Vehicle Specific

Please check the plug & fitment notes & filter system & description for accurate information. 100% exact match OE standard 15716 15717 15718 oxygen sensor, 18.9 inch cable.

Replacing your engine’s oxygen sensor can improve engine performance and fuel economy, reduce harmful emissions, and prevent premature catalytic converter damage.

Manufactured to the highest standards, Our oxygen sensors are durable, ensuring long-term stable performance.

Measures the amount of oxygen in the exhaust stream

Ensures long lasting durability

Reliable performance

Efficient Fuel Consumption

Highly accurate

Easy installation

Measures the amount of oxygen in the exhaust stream

Ensures long lasting durability

Reliable performance

▲Compatible OEM No.: 16187556, 9359409, 12614973, 16249939, 8161875560, 8093594090, 38613212, 8162499390, 881731, 9359409, 861249A1, 3861321, AS59, AS155, EC1636, 213-796, 213-351, 213-1742, 213-4434, PS10000, SU1078.

▲1 year warranty.▲High quality assured.▲ Just not hesitate to contact us to get an easy replacement or refund in case any problem with our part in warranty time.

▲Please carefully check the pictures in the listing. Make sure the part, the connector and the plug on our pictures are same as your old part before your purchase in case it cause Compatibility problem and return issue.

【REPLACE#】15716, 15717, 15718, 15719, ZZC318861, XR3Z9G444CA, 15664, 234-4401, 234-4046. IF THE PLUG OF THE O2 SENSOR IS DIFFERENT FROM THE ORIGNAL PART, THIS PART WILL NOT FIT YOUR VEHICLE. PLEASE COMPARE THE ORIGINAL PART WITH PICTURES TO ENSURE YOU ARE ORDERING THE CORRECT PART

【PREMIUM QUALITY】Durability matters, that is why our o2 sensor is crafted from high temperature resistant material for quicker response times. Double laser-welded stainless steel body is totally submersible to seal tight for long life

【HIGH PERFORMANCE】A defective or sluggish oxygen sensor can cause a variety of issues, like decreased engine performance. This oxygen sensor will accurately detect the mixture of air and fuel, helps ensure your engine is constantly monitored and operating efficiently, while maximizing performance

GM-recommended replacement part for your GM vehicle’s original factory component

Offering the quality, reliability, and durability of GM OE

Manufactured to GM OE specification for fit, form, and function