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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
    $63.62 MSRP: $120.06
    You Save: $56.44 (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
    $51.99
  • 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
    $60.43 MSRP: $114.04
    You Save: $53.61 (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
    $121.12
  • 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
    $50.94
  • 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: $133.20
    You Save: $57.94 (44%)
  • 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
    $45.52
  • 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
    $97.47
  • 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
    $85.20
  • 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
    $44.52
  • 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
    $48.31
  • 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
    $83.96 MSRP: $158.44
    You Save: $74.48 (48%)
  • Spectra Premium Oxygen Sensor for Buick LaCrosse - OS5541

    Spectra Premium® Oxygen Sensor for Buick LaCrosse

    PartNumber: OS5541
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Trapeze
    • Installation Type: Screw
    • Overall Length: 15 15/16"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607539264
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $33.62
  • 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
    $98.44
  • 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
    $78.14
  • 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
    $43.74
  • 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
    $40.23
  • 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: $67.38
    You Save: $22.87 (34%)
  • Spectra Premium Oxygen Sensor for Buick LaCrosse - OS5486

    Spectra Premium® Oxygen Sensor for Buick LaCrosse

    PartNumber: OS5486
    Product Specifications
    • OE Part Number: 12587096, 11787516149, 12574662, 11787530735, 11787512983, 03C906262B
    • Position: Upstream Driver Side
    • UPC: 671607538717
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $22.18
  • 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
    $52.72
  • 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
    $67.31
  • 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
    $40.85
  • 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
    $52.99 MSRP: $100.02
    You Save: $47.03 (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
    $22.09
  • 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
    $47.23
  • 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
    $66.77
  • 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
    $39.64
  • 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
    $52.99 MSRP: $100.02
    You Save: $47.03 (48%)
  • Spectra Premium Oxygen Sensor for Buick LaCrosse - OS5520

    Spectra Premium® Oxygen Sensor for Buick LaCrosse

    PartNumber: OS5520
    Product Specifications
    • Connector Gender: Female
    • Connector Shape: Square
    • Installation Type: Screw
    • Overall Length: 13 3/4"
    • Position: Downstream
    • Sensor Type: Heated - Zirconia
    • Terminal Quantity: 4
    • Thread: M18 X 1.5 mm
    • UPC: 671607539059
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Buick LaCrosse Oxygen Sensor
    More Info
    $13.85
  • 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
    $45.23
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