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Replacement and OEM Parts for Buick LaCrosse Oxygen Sensor
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Buick LaCrosse Oxygen Sensor

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Oxygen Sensors
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  • OEM Buick LaCrosse Front Oxygen Sensor Diagram - 19209807
    View Related Parts

    OEM (Genuine) Buick LaCrosse Front Oxygen Sensor

    PartNumber: 19209807
    OEM Buick LaCrosse 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 LaCrosse Front Oxygen Sensor
    More Info
    $65.34 MSRP: $123.30
    You Save: $57.96 (48%)
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4236

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4236
    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: 042511113015
    • Wire Harness Length: 12.2" (309.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $52.77
  • OEM Buick LaCrosse Front Oxygen Sensor Diagram - 19209814
    View Related Parts

    OEM (Genuine) Buick LaCrosse Front Oxygen Sensor

    PartNumber: 19209814
    OEM Buick LaCrosse Front Oxygen Sensor - 19209814
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.5 x 3.2 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12574218
    • Part Description: Buick LaCrosse Front Oxygen Sensor
    More Info
    $62.06 MSRP: $117.12
    You Save: $55.06 (48%)
  • Delphi Oxygen Sensor for Buick LaCrosse - ES10920

    Delphi® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $122.94
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4815

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4815
    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: 042511113275
    • Wire Harness Length: 12.24" (310.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $53.37
  • OEM Buick LaCrosse Lower Oxygen Sensor Diagram - 12612430
    View Related Parts

    OEM (Genuine) Buick LaCrosse Lower Oxygen Sensor

    PartNumber: 12612430
    OEM Buick LaCrosse 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 LaCrosse Lower Oxygen Sensor
    More Info
    $75.26 MSRP: $136.80
    You Save: $61.54 (45%)
  • Spectra Premium Oxygen Sensor for Buick LaCrosse - OS5461

    Spectra Premium® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $20.93
  • Walker Products Wideband Premium Oxygen Sensor for Buick LaCrosse - 250-25002

    Walker Products® Wideband Premium Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Wideband Premium Oxygen Sensor
    More Info
    $98.93
  • Delphi Oxygen Sensor for Buick LaCrosse - ES20383

    Delphi® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $86.47
  • NTK OE Type Oxygen Sensor for Buick LaCrosse - 21546

    NTK® OE Type Oxygen Sensor for Buick LaCrosse

    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 LaCrosse OE Type Oxygen Sensor
    More Info
    $48.79
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4251

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4251
    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: 042511117051
    • Wire Harness Length: 14.88" (378 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $36.71
  • OEM Buick LaCrosse Upper Oxygen Sensor Diagram - 12616502
    View Related Parts

    OEM (Genuine) Buick LaCrosse Upper Oxygen Sensor

    PartNumber: 12616502
    OEM Buick LaCrosse Upper Oxygen Sensor - 12616502
    Product Specifications
    • Item Dimensions: 8.2 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12617648
    • Part Description: Buick LaCrosse Upper Oxygen Sensor
    More Info
    $86.23 MSRP: $162.72
    You Save: $76.49 (48%)
  • Walker Products Oxygen Sensor for Buick LaCrosse - 350-35041

    Walker Products® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $77.61
  • Delphi Oxygen Sensor for Buick LaCrosse - ES20009

    Delphi® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $79.31
  • NTK OE Type Oxygen Sensor for Buick LaCrosse - 21023

    NTK® OE Type Oxygen Sensor for Buick LaCrosse

    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 LaCrosse OE Type Oxygen Sensor
    More Info
    $44.40
  • Denso Universal Fit Oxygen Sensor for Buick LaCrosse - 234-4209

    Denso® Universal Fit Oxygen Sensor for Buick LaCrosse

    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: Buick LaCrosse Universal Fit Oxygen Sensor
    More Info
    $41.65
  • OEM Buick LaCrosse Upper Oxygen Sensor Diagram - 12643707
    View Related Parts

    OEM (Genuine) Buick LaCrosse Upper Oxygen Sensor

    PartNumber: 12643707
    OEM Buick LaCrosse Upper Oxygen Sensor - 12643707
    Product Specifications
    • Item Dimensions: 8.2 x 3.1 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12627139
    • Part Description: Buick LaCrosse Upper Oxygen Sensor
    More Info
    $44.51 MSRP: $69.20
    You Save: $24.69 (36%)
  • Walker Products Premium Oxygen Sensor for Buick LaCrosse - 250-241162

    Walker Products® Premium Oxygen Sensor for Buick LaCrosse

    PartNumber: 250-241162
    Product Specifications
    • Connector Gender: Male
    • Location: B1S1 Sensor
    • Overall Length: 14.88"(377.952 mm)
    • Position: Upstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620102950
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 11.34"(288.036 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Premium Oxygen Sensor
    More Info
    $53.52
  • Delphi Oxygen Sensor for Buick LaCrosse - ES20088

    Delphi® Oxygen Sensor for Buick LaCrosse

    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 LaCrosse Oxygen Sensor
    More Info
    $68.32
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4249

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4249
    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: 042511117037
    • Wire Harness Length: 11.02" (279.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $41.10
  • OEM Buick LaCrosse Front Oxygen Sensor Diagram - 12597878
    View Related Parts

    OEM (Genuine) Buick LaCrosse Front Oxygen Sensor

    PartNumber: 12597878
    OEM Buick LaCrosse Front Oxygen Sensor - 12597878
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.2 x 3.0 x 3.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Front Oxygen Sensor
    More Info
    $54.42 MSRP: $102.72
    You Save: $48.30 (48%)
  • Spectra Premium Oxygen Sensor for Buick LaCrosse - OS5210

    Spectra Premium® Oxygen Sensor for Buick LaCrosse

    PartNumber: OS5210
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 16 1/8"
    • Position: Downstream Passenger Side
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607156928
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $19.94
  • Walker Products Premium Oxygen Sensor for Buick LaCrosse - 250-24492

    Walker Products® Premium Oxygen Sensor for Buick LaCrosse

    PartNumber: 250-24492
    Product Specifications
    • Connector Gender: Female
    • Overall Length: 22.76"(578.104 mm)
    • Position: Upstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620043741
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 19.21"(487.934 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Premium Oxygen Sensor
    More Info
    $47.95
  • Delphi Oxygen Sensor for Buick LaCrosse - ES20352

    Delphi® Oxygen Sensor for Buick LaCrosse

    PartNumber: ES20352
    Product Specifications
    • Connector Shape: Square
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604201510
    • Wire Harness Length: 17.2" (430 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $69.12
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4103

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4103
    Product Specifications
    • Connector Gender: Female
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511141032
    • Wire Harness Length: 14.76" (374.9 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $40.24
  • OEM Buick LaCrosse Front Oxygen Sensor Diagram - 12576131
    View Related Parts

    OEM (Genuine) Buick LaCrosse Front Oxygen Sensor

    PartNumber: 12576131
    OEM Buick LaCrosse Front Oxygen Sensor - 12576131
    Product Specifications
    • Other Names: Front Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 8.4 x 3.3 x 3.3 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Buick LaCrosse Front Oxygen Sensor
    More Info
    $54.42 MSRP: $102.72
    You Save: $48.30 (48%)
  • Walker Products Premium Oxygen Sensor for Buick LaCrosse - 250-241133

    Walker Products® Premium Oxygen Sensor for Buick LaCrosse

    PartNumber: 250-241133
    Product Specifications
    • Connector Gender: Male
    • Location: B1S1 Sensor
    • Overall Length: 15.87"(403.098 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620101915
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.32"(312.928 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Premium Oxygen Sensor
    More Info
    $45.91
  • Delphi Oxygen Sensor for Buick LaCrosse - ES20320

    Delphi® Oxygen Sensor for Buick LaCrosse

    PartNumber: ES20320
    Product Specifications
    • Connector Shape: Square
    • Position: Rear
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604188316
    • Wire Harness Length: 12.4" (310 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $63.78
  • Denso Oxygen Sensor for Buick LaCrosse - 234-4526

    Denso® Oxygen Sensor for Buick LaCrosse

    PartNumber: 234-4526
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511118843
    • Wire Harness Length: 16.38" (416.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $39.94
  • OEM Buick LaCrosse Lower Oxygen Sensor Diagram - 12634061
    View Related Parts

    OEM (Genuine) Buick LaCrosse Lower Oxygen Sensor

    PartNumber: 12634061
    OEM Buick LaCrosse Lower Oxygen Sensor - 12634061
    Product Specifications
    • Item Dimensions: 7.8 x 2.5 x 2.2 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12607333
    • Part Description: Buick LaCrosse Lower Oxygen Sensor
    More Info
    $49.77 MSRP: $90.08
    You Save: $40.31 (45%)
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