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Replacement and OEM Parts for Oldsmobile Alero Oxygen Sensor
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Oldsmobile Alero Oxygen Sensor

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Oxygen Sensors
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  • Denso Oxygen Sensor for Oldsmobile Alero - 234-4104

    Denso® Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4104
    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: 042511141049
    • Wire Harness Length: 42.52" (1080 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $43.57
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES20107

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES20107
    Product Specifications
    • Connector Shape: Square
    • Position: Downstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145210
    • Wire Harness Length: 44" (1100 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $73.45
  • OEM Oldsmobile Alero Front Oxygen Sensor Diagram - 12568234
    View Related Parts

    OEM (Genuine) Oldsmobile Alero Front Oxygen Sensor

    PartNumber: 12568234
    OEM Oldsmobile Alero Front Oxygen Sensor - 12568234
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.5 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12569496
    • Part Description: Oldsmobile Alero Front Oxygen Sensor
    More Info
    $58.51 MSRP: $110.42
    You Save: $51.91 (48%)
  • Spectra Premium Oxygen Sensor for Oldsmobile Alero - OS5448

    Spectra Premium® Oxygen Sensor for Oldsmobile Alero

    PartNumber: OS5448
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 11 7/16"
    • Position: Upstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607159585
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $20.48
  • Denso Universal Fit Oxygen Sensor for Oldsmobile Alero - 234-4000

    Denso® Universal Fit Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4000
    Product Specifications
    • Installation Type: Screw
    • O2 Sensor Configuration: Universal
    • OE Part Number: 000 540 45 17
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511140004
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Universal Fit Oxygen Sensor
    More Info
    $34.50
  • Walker Products Premium Oxygen Sensor for Oldsmobile Alero - 250-24321

    Walker Products® Premium Oxygen Sensor for Oldsmobile Alero

    PartNumber: 250-24321
    Product Specifications
    • Connector Gender: Male
    • Location: B1S2 Sensor
    • Overall Length: 44.41"(1128.014 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620041464
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 40.87"(1038.098 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Premium Oxygen Sensor
    More Info
    $51.41
  • NTK OE Type Oxygen Sensor for Oldsmobile Alero - 21516

    NTK® OE Type Oxygen Sensor for Oldsmobile Alero

    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: Oldsmobile Alero OE Type Oxygen Sensor
    More Info
    $44.79
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES20003

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES20003
    Product Specifications
    • Connector Shape: Square
    • Position: Downstream
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604148044
    • Wire Harness Length: 45.6" (1140 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $61.05
  • OEM Oldsmobile Alero Front Oxygen Sensor Diagram - 19178958
    View Related Parts

    OEM (Genuine) Oldsmobile Alero Front Oxygen Sensor

    PartNumber: 19178958
    OEM Oldsmobile Alero Front Oxygen Sensor - 19178958
    Product Specifications
    • Other Names: Front Oxygen Sensor, Manifold, Oxygen Sensor
    • Item Dimensions: 7.9 x 2.1 x 2.3 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 25312203, 25178022, 25164488, 25312211
    • Part Description: Oldsmobile Alero Front Oxygen Sensor
    More Info
    $66.59 MSRP: $125.66
    You Save: $59.07 (48%)
  • Spectra Premium Oxygen Sensor for Oldsmobile Alero - OS5042

    Spectra Premium® Oxygen Sensor for Oldsmobile Alero

    PartNumber: OS5042
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 16 1/8"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607155037
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $18.06
  • Denso Universal Fit Oxygen Sensor for Oldsmobile Alero - 234-4209

    Denso® Universal Fit Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4209
    Product Specifications
    • Installation Type: Threaded
    • O2 Sensor Configuration: Universal
    • OE Part Number: 56028232AA, 56028233AA, 56028235AA, 56041345AD, 89465-52200
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511142091
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Universal Fit Oxygen Sensor
    More Info
    $42.05
  • Walker Products Premium Oxygen Sensor for Oldsmobile Alero - 250-24617

    Walker Products® Premium Oxygen Sensor for Oldsmobile Alero

    PartNumber: 250-24617
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 45.98"(1167.892 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620042201
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 42.44"(1077.976 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Premium Oxygen Sensor
    More Info
    $49.06
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES20319

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES20319
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604188309
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $52.40
  • OEM Oldsmobile Alero Front Oxygen Sensor Diagram - 12559850
    View Related Parts

    OEM (Genuine) Oldsmobile Alero Front Oxygen Sensor

    PartNumber: 12559850
    OEM Oldsmobile Alero Front Oxygen Sensor - 12559850
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.4 x 3.2 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Oldsmobile Alero Front Oxygen Sensor
    More Info
    $63.27 MSRP: $119.40
    You Save: $56.13 (48%)
  • NTK OE Type Oxygen Sensor for Oldsmobile Alero - 21040

    NTK® OE Type Oxygen Sensor for Oldsmobile Alero

    PartNumber: 21040
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Non Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295210406
    • Wire Quantity: 2
    • Wiring Harness Length: 15.2500
    • Part Description: Oldsmobile Alero OE Type Oxygen Sensor
    More Info
    $29.94
  • Spectra Premium Oxygen Sensor for Oldsmobile Alero - OS5047

    Spectra Premium® Oxygen Sensor for Oldsmobile Alero

    PartNumber: OS5047
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 17 5/16"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607155105
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $18.02
  • Denso Oxygen Sensor for Oldsmobile Alero - 234-4617

    Denso® Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4617
    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: 042511146174
    • Wire Harness Length: 44.84" (1138.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $40.61
  • Walker Products Oxygen Sensor for Oldsmobile Alero - 350-34134

    Walker Products® Oxygen Sensor for Oldsmobile Alero

    PartNumber: 350-34134
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Location: B1S1
    • Overall Length: 45.98"
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620089565
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 42.44"
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $43.87
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES20096

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES20096
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604145173
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $50.39
  • OEM Oldsmobile Alero Oxygen Sensor Diagram - 19178745
    View Related Parts

    OEM (Genuine) Oldsmobile Alero Oxygen Sensor

    PartNumber: 19178745
    OEM Oldsmobile Alero Oxygen Sensor - 19178745
    Product Specifications
    • Other Names: Oxygen Sensor
    • Item Dimensions: 8.1 x 2.1 x 2.0 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12585549
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $104.08 MSRP: $189.25
    You Save: $85.17 (46%)
  • NTK OE Type Oxygen Sensor for Oldsmobile Alero - 21039

    NTK® OE Type Oxygen Sensor for Oldsmobile Alero

    PartNumber: 21039
    Product Specifications
    • Installation Type: Screw
    • Location: B1S1
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 087295210390
    • Wire Harness Length: 15.75" (400.1 mm)
    • Wires Quantity: 1 Wire Lead
    • Part Description: Oldsmobile Alero OE Type Oxygen Sensor
    More Info
    $30.35
  • Denso Oxygen Sensor for Oldsmobile Alero - 234-4646

    Denso® Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4646
    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: 042511146464
    • Wire Harness Length: 12.99" (329.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $36.77
  • Walker Products Premium Oxygen Sensor for Oldsmobile Alero - 250-24273

    Walker Products® Premium Oxygen Sensor for Oldsmobile Alero

    PartNumber: 250-24273
    Product Specifications
    • Connector Gender: Female
    • Location: B1S1 Sensor
    • Overall Length: 13.31"(338.074 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620041082
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 9.76"(247.904 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Premium Oxygen Sensor
    More Info
    $40.40
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES20001

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES20001
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604148020
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $44.54
  • Denso Oxygen Sensor for Oldsmobile Alero - 234-4650

    Denso® Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-4650
    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: 042511146501
    • Wire Harness Length: 15.55" (395 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $34.43
  • Walker Products Premium Oxygen Sensor for Oldsmobile Alero - 250-22060

    Walker Products® Premium Oxygen Sensor for Oldsmobile Alero

    PartNumber: 250-22060
    Product Specifications
    • Connector Gender: Female
    • Location: B1S1 Sensor
    • Overall Length: 16.46"(418.084 mm)
    • Position: Upstream
    • Sensor Type: Non Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620016622
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.91"(327.914 mm)
    • Wires Quantity: 2 Wire Leads
    • Part Description: Oldsmobile Alero Premium Oxygen Sensor
    More Info
    $38.90
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES10676

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES10676
    Product Specifications
    • Connector Shape: Flat
    • Position: Front
    • Terminal Quantity: 2
    • Terminal Type: Blade
    • UPC: 689604118252
    • Wire Harness Length: 15.6" (390 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $40.57
  • Denso Universal Fit Oxygen Sensor for Oldsmobile Alero - 234-2000

    Denso® Universal Fit Oxygen Sensor for Oldsmobile Alero

    PartNumber: 234-2000
    Product Specifications
    • Installation Type: Screw
    • O2 Sensor Configuration: Universal
    • Position: Downstream
    • Sensor Type: Non Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511120006
    • Wire Harness Length: 11.77" (299 mm)
    • Wires Quantity: 2 Wire Leads
    • Part Description: Oldsmobile Alero Universal Fit Oxygen Sensor
    More Info
    $33.66
  • Walker Products Premium Oxygen Sensor for Oldsmobile Alero - 250-24018

    Walker Products® Premium Oxygen Sensor for Oldsmobile Alero

    PartNumber: 250-24018
    Product Specifications
    • Connector Gender: Female
    • Overall Length: 15.87"(403.098 mm)
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620017902
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.32"(312.928 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Oldsmobile Alero Premium Oxygen Sensor
    More Info
    $34.97
  • Delphi Oxygen Sensor for Oldsmobile Alero - ES10675

    Delphi® Oxygen Sensor for Oldsmobile Alero

    PartNumber: ES10675
    Product Specifications
    • Connector Shape: Round
    • Position: Front
    • Terminal Quantity: 1
    • Terminal Type: Blade
    • UPC: 689604118245
    • Wire Harness Length: 16" (400 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Oldsmobile Alero Oxygen Sensor
    More Info
    $39.90
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