Contact Us Live Chat or 1-888-220-8330
Search Bar
Search by Part Number or Keywords
  • My Garage
  • My Account
  • Cart
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Help Center
< Back ×
  • Body & Mirrors
  • Chassis & Brakes
  • Engine & Drivetrain
  • Electrical & Lighting
Login/Register My Account Track Order Help Center Contact Us
Replacement and OEM Parts for 2021 GMC Sierra 1500 Oxygen Sensor

2021 GMC Sierra 1500 Oxygen Sensor

My Vehicle Change Vehicle
2021 GMC Sierra 1500
Change Vehicle
Vehicle Options
We need more information about your vehicle to make a correct determination of fitment
< Back to View All
Oxygen Sensors
  • Department
  • Prices

10 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12687606
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12687606
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12687606
    Product Specifications
    • Notes: Silverado, Sierra; 5.3L; Upper; Right;Silverado, Sierra; 6.2L; Upper; Right; 4.3, 5.3, 6.2 Liter, 5.3, 6.2 Liter
    • Location: Passenger Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 9.2 x 2.1 x 1.1 inches
    • Item Weight: 9.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $39.11 MSRP: $73.82
    You Save: $34.71 (48%)
  • OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor Diagram - 12670253
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Lower Oxygen Sensor

    PartNumber: 12670253
    OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor - 12670253
    Product Specifications
    • Notes: Silverado, Sierra; 4.3L; Lower;Silverado, Sierra; 5.3L; Lower;Silverado, Sierra; 6.2L; Lower; 4.3, 5.3, 6.2 Liter
    • Location: Passenger Side; Driver Side
    • Other Names: Lower Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 0.2 x 1.7 x 1.2 inches
    • Item Weight: 7.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $39.69 MSRP: $74.90
    You Save: $35.21 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12668435
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12668435
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12668435
    Product Specifications
    • Notes: Silverado, Sierra; 4.3L; Upper; Left;Silverado, Sierra; 5.3L; Upper; Left;Silverado, Sierra; 6.2L; Upper; Left; 4.3, 5.3, 6.2 Liter, 4.3 Liter;4.3, 5.3, 6.2 Liter, 5.3, 6.2 Liter
    • Location: Driver Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 0.2 x 1.6 x 1.1 inches
    • Item Weight: 7.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $37.50 MSRP: $70.78
    You Save: $33.28 (48%)
  • OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor Diagram - 55488558
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Lower Oxygen Sensor

    PartNumber: 55488558
    OEM 2021 GMC Sierra 1500 Lower Oxygen Sensor - 55488558
    Product Specifications
    • Notes: Silverado, Sierra; 2.7L; Lower; 2.7 Liter
    • Other Names: Lower Oxygen Sensor, Oxygen Sensor
    • Item Dimensions: 2.0 x 14.7 x 1.0 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Lower Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS
    $33.30 MSRP: $60.55
    You Save: $27.25 (46%)
  • OEM 2021 GMC Sierra 1500 Lower Nox Sensor Diagram - 24001899
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Lower Nox Sensor

    PartNumber: 24001899
    OEM 2021 GMC Sierra 1500 Lower Nox Sensor - 24001899
    Product Specifications
    • Notes: Silverado, Sierra; Position 2; Sensors, 3.0 Liter Diesel
    • Other Names: Lower Nox Sensor, Nitrogen Oxide Sensor
    • Fitment Type: Direct Replacement
    • Replaces: 12694399, 12696464
    • Part Description: 2021 GMC Sierra 1500 Lower Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $143.44 MSRP: $270.66
    You Save: $127.22 (48%)
  • OEM 2021 GMC Sierra 1500 Rear Nox Sensor Diagram - 24001900
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Rear Nox Sensor

    PartNumber: 24001900
    OEM 2021 GMC Sierra 1500 Rear Nox Sensor - 24001900
    Product Specifications
    • Notes: Silverado, Sierra; Position 3; Sensors, 3.0 Liter Diesel
    • Other Names: Nitrogen Oxide Sensor, Rear Nox Sensor
    • Fitment Type: Direct Replacement
    • Replaces: 12694400, 12696465
    • Part Description: 2021 GMC Sierra 1500 Rear Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $148.40 MSRP: $280.02
    You Save: $131.62 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Nox Sensor Diagram - 24001898
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Nox Sensor

    PartNumber: 24001898
    OEM 2021 GMC Sierra 1500 Upper Nox Sensor - 24001898
    Product Specifications
    • Notes: Silverado, Sierra; Position 1; Sensors, 3.0 Liter Diesel
    • Fitment Type: Direct Replacement
    • Replaces: 55509172, 55510105, 12694398, 12696463
    • Part Description: 2021 GMC Sierra 1500 Upper Nox Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | AT4, Base, Denali, Elevation, SLE, SLT | 4 Cyl 2.7 L GAS, 6 Cyl 3.0 L DIESEL, 6 Cyl 4.3 L GAS, 8 Cyl 5.3 L FLEX, 8 Cyl 5.3 L GAS, 8 Cyl 6.2 L GAS
    $144.67 MSRP: $272.98
    You Save: $128.31 (48%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12702181
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12702181
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12702181
    Product Specifications
    • Notes: Silverado, Sierra; 4.3L; Upper; Right; 4.3, 5.3, 6.2 Liter, 4.3 Liter
    • Location: Passenger Side
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 4.1 x 3.2 x 2.8 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12697487, 12688831
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS
    $43.67 MSRP: $79.06
    You Save: $35.39 (45%)
  • OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor Diagram - 12679935
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Upper Oxygen Sensor

    PartNumber: 12679935
    OEM 2021 GMC Sierra 1500 Upper Oxygen Sensor - 12679935
    Product Specifications
    • Notes: Silverado, Sierra; 2.7L; Upper; 2.7 Liter
    • Other Names: Oxygen Sensor, Upper Oxygen Sensor
    • Item Dimensions: 8.4 x 1.5 x 1.1 inches
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 2021 GMC Sierra 1500 Upper Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base, Elevation, SLE | 4 Cyl 2.7 L GAS
    $50.47 MSRP: $83.53
    You Save: $33.06 (40%)
  • OEM 2021 GMC Sierra 1500 Oxygen Sensor Diagram - 12688831
    View Related Parts

    OEM (Genuine) 2021 GMC Sierra 1500 Oxygen Sensor

    PartNumber: 12688831
    OEM 2021 GMC Sierra 1500 Oxygen Sensor - 12688831
    Product Specifications
    • Notes: Silverado, Sierra; 4.3L; Upper; Right
    • Other Names: Oxygen Sensor
    • Item Dimensions: 9.0 x 2.0 x 1.2 inches
    • Item Weight: 0.70 Pounds
    • Replaced by: 12702181
    • Part Description: 2021 GMC Sierra 1500 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2021 GMC Sierra 1500 | Base | 6 Cyl 4.3 L GAS
    $43.47 MSRP: $79.06
    You Save: $35.59 (46%)