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Replacement and OEM Parts for Buick Oxygen Sensor
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Buick Oxygen Sensor

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Oxygen Sensors
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279 Products found

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  • OEM (Genuine) Buick Rear Oxygen Sensor

    PartNumber: 19209808
    OEM Buick Rear Oxygen Sensor - 19209808
    Product Specifications
    • Other Names: Oxygen Sensor, Rear Oxygen Sensor
    • Item Dimensions: 8.6 x 3.3 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25333812, 12573168, 12583806, 19210711, 12575389, 19256731
    • Part Description: Buick Rear Oxygen Sensor
    More Info
    $56.05 MSRP: $105.76
    You Save: $49.71 (48%)
  • Denso Oxygen Sensor for Buick - 234-4561

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4561
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • OE Part Number: 19209816
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511119581
    • Wire Harness Length: 12.99" (329.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $70.54
  • Delphi Oxygen Sensor for Buick - ES10920

    Delphi® Oxygen Sensor for Buick

    PartNumber: ES10920
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 5
    • Terminal Type: Blade
    • UPC: 689604146873
    • Wire Harness Length: 24" (600 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $121.12
  • Spectra Premium Oxygen Sensor for Buick - OS5494

    Spectra Premium® Oxygen Sensor for Buick

    PartNumber: OS5494
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 17 15/16"
    • Position: Upstream Passenger Side
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607538793
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $18.36
  • Walker Products Wideband Premium Oxygen Sensor for Buick - 250-25128

    Walker Products® Wideband Premium Oxygen Sensor for Buick

    PartNumber: 250-25128
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 18.89"(479.806 mm)
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620117572
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.39"(390.906 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Buick Wideband Premium Oxygen Sensor
    More Info
    $102.05
  • NTK OE Type Oxygen Sensor for Buick - 21545

    NTK® OE Type Oxygen Sensor for Buick

    PartNumber: 21545
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215456
    • Wire Quantity: 4
    • Wiring Harness Length: 17.7500
    • Part Description: Buick OE Type Oxygen Sensor
    More Info
    $55.52
  • OEM (Genuine) Buick Lower Oxygen Sensor

    PartNumber: 12701634
    OEM Buick Lower Oxygen Sensor - 12701634
    Product Specifications
    • Item Dimensions: 6.9 x 2.3 x 2.0 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12663317
    • Part Description: Buick Lower Oxygen Sensor
    More Info
    $63.53 MSRP: $119.88
    You Save: $56.35 (48%)
  • Denso Oxygen Sensor for Buick - 234-4816

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4816
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511113282
    • Wire Harness Length: 20.59" (523 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $55.88
  • Delphi Oxygen Sensor for Buick - ES20383

    Delphi® Oxygen Sensor for Buick

    PartNumber: ES20383
    Product Specifications
    • Connector Shape: Triangular
    • Overall Length: 13.6" (340 mm)
    • Position: Upstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604207321
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $85.20
  • Spectra Premium Oxygen Sensor for Buick - OS5461

    Spectra Premium® Oxygen Sensor for Buick

    PartNumber: OS5461
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 22 5/8"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607159714
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $20.63
  • Walker Products Oxygen Sensor for Buick - 350-35110

    Walker Products® Oxygen Sensor for Buick

    PartNumber: 350-35110
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 18.89"
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620117879
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 15.39"
    • Wires Quantity: 5 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $70.00
  • NTK OE Type Oxygen Sensor for Buick - 21071

    NTK® OE Type Oxygen Sensor for Buick

    PartNumber: 21071
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295210710
    • Wire Quantity: 4
    • Wiring Harness Length: 14.7500
    • Part Description: Buick OE Type Oxygen Sensor
    More Info
    $50.41
  • Denso Oxygen Sensor for Buick - 234-4821

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4821
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511113336
    • Wire Harness Length: 15.79" (401.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $62.39
  • Delphi Oxygen Sensor for Buick - ES20009

    Delphi® Oxygen Sensor for Buick

    PartNumber: ES20009
    Product Specifications
    • Connector Shape: Triangular
    • Overall Length: 23.2" (580 mm)
    • Position: Upstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145548
    • Wire Harness Length: 22" (550 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $78.14
  • Spectra Premium Oxygen Sensor for Buick - OS5502

    Spectra Premium® Oxygen Sensor for Buick

    PartNumber: OS5502
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 22 1/4"
    • Position: Front
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607538878
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $18.36
  • Walker Products Wideband Premium Oxygen Sensor for Buick - 250-25002

    Walker Products® Wideband Premium Oxygen Sensor for Buick

    PartNumber: 250-25002
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 24.72"(627.888 mm)
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620039997
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 21.18"(537.972 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Buick Wideband Premium Oxygen Sensor
    More Info
    $97.47
  • NTK OE Type Oxygen Sensor for Buick - 21546

    NTK® OE Type Oxygen Sensor for Buick

    PartNumber: 21546
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215463
    • Wire Quantity: 4
    • Wiring Harness Length: 16.5000
    • Part Description: Buick OE Type Oxygen Sensor
    More Info
    $45.42
  • OEM (Genuine) Buick Front Oxygen Sensor

    PartNumber: 12569429
    OEM Buick Front Oxygen Sensor - 12569429
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.3 x 3.3 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick Front Oxygen Sensor
    More Info
    $57.73 MSRP: $108.94
    You Save: $51.21 (48%)
  • Denso Oxygen Sensor for Buick - 234-4780

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4780
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511208834
    • Wire Harness Length: 17.13" (435.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $52.78
  • Delphi Oxygen Sensor for Buick - ES20008

    Delphi® Oxygen Sensor for Buick

    PartNumber: ES20008
    Product Specifications
    • Connector Shape: Triangular
    • Position: Upstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145531
    • Wire Harness Length: 15.2" (380 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $71.73
  • Walker Products Oxygen Sensor for Buick - 350-35041

    Walker Products® Oxygen Sensor for Buick

    PartNumber: 350-35041
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 24.72"
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620095078
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 21.18"
    • Wires Quantity: 5 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $76.45
  • NTK OE Type Oxygen Sensor for Buick - 21023

    NTK® OE Type Oxygen Sensor for Buick

    PartNumber: 21023
    Product Specifications
    • Installation Type: Screw
    • Location: B1S2
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Thread Diameter: 0.71" (18 mm)
    • Wire Harness Length: 12.25" (311.2 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick OE Type Oxygen Sensor
    More Info
    $43.74
  • OEM (Genuine) Buick Lower Oxygen Sensor

    PartNumber: 12612430
    OEM Buick Lower Oxygen Sensor - 12612430
    Product Specifications
    • Item Dimensions: 7.8 x 2.0 x 2.4 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick Lower Oxygen Sensor
    More Info
    $75.26 MSRP: $136.80
    You Save: $61.54 (45%)
  • Denso Oxygen Sensor for Buick - 234-4565

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4565
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511121164
    • Wire Harness Length: 10.24" (260.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $52.51
  • Delphi Oxygen Sensor for Buick - ES20088

    Delphi® Oxygen Sensor for Buick

    PartNumber: ES20088
    Product Specifications
    • Connector Shape: Triangular
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145135
    • Wire Harness Length: 16" (400 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $67.31
  • Spectra Premium Oxygen Sensor for Buick - OS5062

    Spectra Premium® Oxygen Sensor for Buick

    PartNumber: OS5062
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 20 1/16"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 5
    • Thread: M18 X 1.5 mm
    • UPC: 671607155860
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick Oxygen Sensor
    More Info
    $18.36
  • Walker Products Premium Oxygen Sensor for Buick - 250-24619

    Walker Products® Premium Oxygen Sensor for Buick

    PartNumber: 250-24619
    Product Specifications
    • Connector Gender: Female
    • Overall Length: 13.9"(353.06 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620042225
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 10.35" (262.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Premium Oxygen Sensor
    More Info
    $66.24
  • NTK OE Type Oxygen Sensor for Buick - 21516

    NTK® OE Type Oxygen Sensor for Buick

    PartNumber: 21516
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295215166
    • Wire Quantity: 4
    • Wiring Harness Length: 15.7500
    • Part Description: Buick OE Type Oxygen Sensor
    More Info
    $41.59
  • OEM (Genuine) Buick Front Oxygen Sensor

    PartNumber: 19209807
    OEM Buick Front Oxygen Sensor - 19209807
    Product Specifications
    • Item Dimensions: 8.6 x 3.2 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12570149, 12572772, 12574924
    • Part Description: Buick Front Oxygen Sensor
    More Info
    $65.34 MSRP: $123.30
    You Save: $57.96 (48%)
  • Denso Oxygen Sensor for Buick - 234-4566

    Denso® Oxygen Sensor for Buick

    PartNumber: 234-4566
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511121171
    • Wire Harness Length: 14.76" (374.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick Oxygen Sensor
    More Info
    $52.46
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About Buick Oxygen Sensor

Buick models are sold in the United States and other parts of the world. It has consistently pushed the envelope of automotive design. Buick provides good parts, such as the oxygen sensor parts for car buyers. It usually works with the engine control module. In order to keep the vehicle performance and emission consistent. The vehicle's is equipped with a device known as the oxygen sensor parts. It makes the control of fuel injection and emission possible.
Buick has many merits. But problems arise after oxygen sensor parts have been used for a long period. The removal process for the oxygen sensor is as follows. First, disconnect the negative battery terminal. Next, locate the oxygen sensor. Then, use an oxygen sensor wrench to remove the sensor. And remove the nuts if needed. Finally, disconnect the electrical plug. Always remember to torque the new oxygen sensor parts to the recommended one. Apply anti-seize to the threads to avoid it from getting rusted and stuck in place. We guarantee consumers reasonable and affordable shipping. Get helpful parts at a low price with just a few clicks.