Shop 4 wire o2 sensor

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$45.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15718 - O2 Sensor
Summit Racing
429
$45.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15718 - O2 Sensor
Summit Racing
429
$41.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15284 - O2 Sensor
Summit Racing
12
$41.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15284 - O2 Sensor
Summit Racing
12
$76.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Male | Delphi Products ES20352 - O2 Sensor
Summit Racing
2
$76.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Male | Delphi Products ES20352 - O2 Sensor
Summit Racing
2
$70.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20024 - O2 Sensor
Summit Racing
$70.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20024 - O2 Sensor
Summit Racing
$97.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Round Female | Delphi Products ES10254 - O2 Sensor
Summit Racing
$97.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Round Female | Delphi Products ES10254 - O2 Sensor
Summit Racing
$406.25
MSA 10106729 Xcell O2 Oxygen Sensor Replacement For ALTAIR 4X/5X Multi-Gas Detectors, Measure Oxygen Levels, 0-30% Vol O2 Range, 0.1% Resolution
Amazon.com
13
Free shipping
$406.25
MSA 10106729 Xcell O2 Oxygen Sensor Replacement For ALTAIR 4X/5X Multi-Gas Detectors, Measure Oxygen Levels, 0-30% Vol O2 Range, 0.1% Resolution
Amazon.com
13
$1,383.72
Kele | OS-1 | O2 Oxygen Sensor 4-20Ma / 0-25% | Gas And Specialty Sensors - Oxygen
Kele
Free shipping
$1,383.72
Kele | OS-1 | O2 Oxygen Sensor 4-20Ma / 0-25% | Gas And Specialty Sensors - Oxygen
Kele
Free shipping
$31.62
Automotive-Leader 2Pcs 234-4669+234-4407 Upstream Downstream Oxygen O2 Sensor For 2003-2006 Cadillac Escalade GMC Yukon Hummer H2 Chevrolet Silverado
Amazon.com
$31.62
Automotive-Leader 2Pcs 234-4669+234-4407 Upstream Downstream Oxygen O2 Sensor For 2003-2006 Cadillac Escalade GMC Yukon Hummer H2 Chevrolet Silverado
Amazon.com
$84.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20148 - O2 Sensor
Summit Racing
2
$84.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20148 - O2 Sensor
Summit Racing
2
$299.99
Bosch Wideband Oxygen Sensor: 4 Wire, 14.76" Long, Heated, Exact Fit, 18071
Advance Auto Parts
12
$299.99
Bosch Wideband Oxygen Sensor: 4 Wire, 14.76" Long, Heated, Exact Fit, 18071
Advance Auto Parts
12
$65.99
Bosch Premium Original Equipment Type Oxygen Sensors4 Wire, 4 Square Male | Bosch 15698 - O2 Sensor
Summit Racing
32K+
$65.99
Bosch Premium Original Equipment Type Oxygen Sensors4 Wire, 4 Square Male | Bosch 15698 - O2 Sensor
Summit Racing
32K+
$170.95
BW SR-X2V Replacement Oxygen Sensor For BW Multiple Gas Detectors, O2
Globaltestsupply.com
1
$170.95
BW SR-X2V Replacement Oxygen Sensor For BW Multiple Gas Detectors, O2
Globaltestsupply.com
1
$39.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15703 - O2 Sensor
Summit Racing
22
$39.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15703 - O2 Sensor
Summit Racing
22
$60.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Male | Acdelco AFS106 - O2 Sensor
Summit Racing
6
$60.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Male | Acdelco AFS106 - O2 Sensor
Summit Racing
6
$48.99
Flange Spectra Premium Oxygen Sensors - 4 Wire, 4 Square Male | Spectra Premium OS5325 - O2 Sensor
Summit Racing
$48.99
Flange Spectra Premium Oxygen Sensors - 4 Wire, 4 Square Male | Spectra Premium OS5325 - O2 Sensor
Summit Racing
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15284
gmcoo1.com
Free shipping
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15284
gmcoo1.com
Free shipping
$55.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Female | Acdelco 213-3866 - O2 Sensor
Summit Racing
6
$55.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Female | Acdelco 213-3866 - O2 Sensor
Summit Racing
6
$51.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 13937 - O2 Sensor
Summit Racing
83
$51.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 13937 - O2 Sensor
Summit Racing
83
$66.99
Thread-In Bosch Premium Universal Type Oxygen Sensors - 4 Wire | Bosch 15730 - O2 Sensor
Summit Racing
$66.99
Thread-In Bosch Premium Universal Type Oxygen Sensors - 4 Wire | Bosch 15730 - O2 Sensor
Summit Racing
$64.99
DENSO Oxygen Sensor: 4 Wire, 20.28" Long, Heated, Exact Fit, 234-4621
Advance Auto Parts
$64.99
DENSO Oxygen Sensor: 4 Wire, 20.28" Long, Heated, Exact Fit, 234-4621
Advance Auto Parts
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15283
gmcoo1.com
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$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15283
gmcoo1.com
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$159.99
Bosch Oxygen Sensor: 4 Wire, 29.92" Long, Heated, Exact Fit, 15157
Advance Auto Parts
2
$159.99
Bosch Oxygen Sensor: 4 Wire, 29.92" Long, Heated, Exact Fit, 15157
Advance Auto Parts
2
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15339
gmcoo1.com
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Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15339
gmcoo1.com
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$52.99
O2 Sensor Wire Harness Extension 24" LS Oxygen Sensor Square 4 Wire 2 Key Plug | WE0XY32-24 - ICT Billet
ictbillet.com
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$43.99
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O2 Sensor Wire Harness Extension 24" LS Oxygen Sensor Square 4 Wire 2 Key Plug | WE0XY32-24 - ICT Billet
ictbillet.com
$35.79
Anxingo 8M2003959 Oxygen Sensor Replacement For Mercury Mercruiser Sterndrive / 5.0 5.7 8.1 8.2 4.5 4.3 350 377 MAG EC LSF 4.2 4 Wires Heated Oxygen
Amazon.com
4
Free shipping
$35.79
Anxingo 8M2003959 Oxygen Sensor Replacement For Mercury Mercruiser Sterndrive / 5.0 5.7 8.1 8.2 4.5 4.3 350 377 MAG EC LSF 4.2 4 Wires Heated Oxygen
Amazon.com
4
$73.99
15733 - Bosch Universal 4-Wire Oxygen Sensor - Priced Each: Four Wire Universal OBD-II Oxygen Sensor For BMW, VW, Audi
ECS Tuning
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$73.99
15733 - Bosch Universal 4-Wire Oxygen Sensor - Priced Each: Four Wire Universal OBD-II Oxygen Sensor For BMW, VW, Audi
ECS Tuning
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$69.99
Ford Mustang O2 Sensor Wire Harness Extensions 4 Pin Pair 86-10 - BBK
BBK Performance
$69.99
Ford Mustang O2 Sensor Wire Harness Extensions 4 Pin Pair 86-10 - BBK
BBK Performance
$47.98
2Pcs Upstream+Downstream Oxygen Sensor For Toyota Camry 2.4L L4 2007
eBay
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2Pcs Upstream+Downstream Oxygen Sensor For Toyota Camry 2.4L L4 2007
eBay
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$52.99
O2 Sensor Wire Harness Extension 24" LS Oxygen Sensor Square 4 Wire 1Key Plug | WE0XY31-24 - ICT Billet
ictbillet.com
16% off
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O2 Sensor Wire Harness Extension 24" LS Oxygen Sensor Square 4 Wire 1Key Plug | WE0XY31-24 - ICT Billet
ictbillet.com
$349.00
Industrial Scientific O2 Sensor For MX4 Multi Gas Monitors - 17134461
Industrial Safety Products
1
$349.00
Industrial Scientific O2 Sensor For MX4 Multi Gas Monitors - 17134461
Industrial Safety Products
1
$22.99
$27.99
GM LS O2 Oxygen Sensor Flat 4-Wire Female Harness Connector Plug Pigtail | WP0XY30 - ICT Billet
ictbillet.com
21
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GM LS O2 Oxygen Sensor Flat 4-Wire Female Harness Connector Plug Pigtail | WP0XY30 - ICT Billet
ictbillet.com
21
$50.99
Denso O2 Sensor Universal 4 Wire Universal
JEGS High Performance
$50.99
Denso O2 Sensor Universal 4 Wire Universal
JEGS High Performance
$119.99
0015402817 - Bosch Oxygen Sensor - Priced Each: OE 4-Wire Connector - 325mm Wire Length For Mercedes Benz
ECS Tuning
Free shipping
$119.99
0015402817 - Bosch Oxygen Sensor - Priced Each: OE 4-Wire Connector - 325mm Wire Length For Mercedes Benz
ECS Tuning
Free shipping
$69.04
Oxygen Sensor All PCM Engines 4 Wire OEM R020051
My Inboard Marine
$69.04
Oxygen Sensor All PCM Engines 4 Wire OEM R020051
My Inboard Marine
$123.99
Wideband O2 Sensor Only (Bosch LSU 4.2) For Innovate
Pegasus Auto Racing Supplies
21
$123.99
Wideband O2 Sensor Only (Bosch LSU 4.2) For Innovate
Pegasus Auto Racing Supplies
21
$106.49
Denso 234-4265 Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 14.76
FinditParts
26
$106.49
Denso 234-4265 Oxygen Sensor 4 Wire, Direct Fit, Heated, Wire Length: 14.76
FinditParts
26
How To Test A 4 Wire O2 Sensor With A Multimeter: Easy Way
How To Test A 4 Wire O2 Sensor With A Multimeter: Easy Way
Oct 11, 2021
easycarelectrics.com
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4:42
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YouTubeJohn Leibensperger
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Oxygen Sensor: 1, 2, 3, 4 Wire O2 Sensor Wiring Diagram
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How To Test Oxygen Sensor 4 Wire (UPDATED 2025)
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How To Test Oxygen Sensor 4 Wire (UPDATED 2025)
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YouTubeThe Lone Crater
How to test a 4 wire o2 sensor with a multi-meter and cheap obd2 scan tool!
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Shop 4 wire o2 sensor

Sponsored
About our ads
$45.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15718 - O2 Sensor
Summit Racing
429
$45.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15718 - O2 Sensor
Summit Racing
429
$41.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15284 - O2 Sensor
Summit Racing
12
$41.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15284 - O2 Sensor
Summit Racing
12
$76.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Male | Delphi Products ES20352 - O2 Sensor
Summit Racing
2
$76.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Male | Delphi Products ES20352 - O2 Sensor
Summit Racing
2
$70.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20024 - O2 Sensor
Summit Racing
$70.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20024 - O2 Sensor
Summit Racing
$97.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Round Female | Delphi Products ES10254 - O2 Sensor
Summit Racing
$97.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Round Female | Delphi Products ES10254 - O2 Sensor
Summit Racing
$406.25
MSA 10106729 Xcell O2 Oxygen Sensor Replacement For ALTAIR 4X/5X Multi-Gas Detectors, Measure Oxygen Levels, 0-30% Vol O2 Range, 0.1% Resolution
Amazon.com
13
Free shipping
$406.25
MSA 10106729 Xcell O2 Oxygen Sensor Replacement For ALTAIR 4X/5X Multi-Gas Detectors, Measure Oxygen Levels, 0-30% Vol O2 Range, 0.1% Resolution
Amazon.com
13
$1,383.72
Kele | OS-1 | O2 Oxygen Sensor 4-20Ma / 0-25% | Gas And Specialty Sensors - Oxygen
Kele
Free shipping
$1,383.72
Kele | OS-1 | O2 Oxygen Sensor 4-20Ma / 0-25% | Gas And Specialty Sensors - Oxygen
Kele
Free shipping
$31.62
Automotive-Leader 2Pcs 234-4669+234-4407 Upstream Downstream Oxygen O2 Sensor For 2003-2006 Cadillac Escalade GMC Yukon Hummer H2 Chevrolet Silverado
Amazon.com
$31.62
Automotive-Leader 2Pcs 234-4669+234-4407 Upstream Downstream Oxygen O2 Sensor For 2003-2006 Cadillac Escalade GMC Yukon Hummer H2 Chevrolet Silverado
Amazon.com
$84.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20148 - O2 Sensor
Summit Racing
2
$84.99
Thread-In Delphi Oxygen Sensors - 4 Wire, 4 Square Female | Delphi Products ES20148 - O2 Sensor
Summit Racing
2
$299.99
Bosch Wideband Oxygen Sensor: 4 Wire, 14.76" Long, Heated, Exact Fit, 18071
Advance Auto Parts
12
$299.99
Bosch Wideband Oxygen Sensor: 4 Wire, 14.76" Long, Heated, Exact Fit, 18071
Advance Auto Parts
12
$65.99
Bosch Premium Original Equipment Type Oxygen Sensors4 Wire, 4 Square Male | Bosch 15698 - O2 Sensor
Summit Racing
32K+
$65.99
Bosch Premium Original Equipment Type Oxygen Sensors4 Wire, 4 Square Male | Bosch 15698 - O2 Sensor
Summit Racing
32K+
$170.95
BW SR-X2V Replacement Oxygen Sensor For BW Multiple Gas Detectors, O2
Globaltestsupply.com
1
$170.95
BW SR-X2V Replacement Oxygen Sensor For BW Multiple Gas Detectors, O2
Globaltestsupply.com
1
$39.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15703 - O2 Sensor
Summit Racing
22
$39.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 15703 - O2 Sensor
Summit Racing
22
$60.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Male | Acdelco AFS106 - O2 Sensor
Summit Racing
6
$60.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Male | Acdelco AFS106 - O2 Sensor
Summit Racing
6
$48.99
Flange Spectra Premium Oxygen Sensors - 4 Wire, 4 Square Male | Spectra Premium OS5325 - O2 Sensor
Summit Racing
$48.99
Flange Spectra Premium Oxygen Sensors - 4 Wire, 4 Square Male | Spectra Premium OS5325 - O2 Sensor
Summit Racing
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15284
gmcoo1.com
Free shipping
$59.99
Oxygen Sensor: 4 Wire, 12.32" Long, Heated, Exact Fit Bosch15284
gmcoo1.com
Free shipping
$55.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Female | Acdelco 213-3866 - O2 Sensor
Summit Racing
6
$55.99
Thread-In Acdelco Oxygen Sensors - 4 Wire, 4 Square Female | Acdelco 213-3866 - O2 Sensor
Summit Racing
6
$51.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 13937 - O2 Sensor
Summit Racing
83
$51.99
Thread-In Bosch Premium Original Equipment Type Oxygen Sensors - 4 Wire | Bosch 13937 - O2 Sensor
Summit Racing
83