Feedback
FREE 1-3 day delivery over $99*
4.6 stars | 25,664+
reviews
PartsAvatar Customer Reviews
Proud to be CANADIAN

Audi A4 O2 Sensors

Vehicle Icon
Select Your Vehicle
‌
‌
‌
Discover Audi A4 O2 Sensors For Your Vehicle
Relevance
Relevance
Standard/OE
Order STANDARD - PRO SERIES - S654 - Air Suspension Compressor Relay Connector For Your Vehicle
Boost Your Vehicle's Potential with STANDARD - PRO SERIES Parts
   Add a vehicle to guarantee fit
CA$ 33.69
Driver Profile: Unveil Product Features with Product Highlights
Driver Profile
Daily Driver
    Fitment : Unveil Product Features with Product Highlights
    Fitment
    Original Fit
    • Fitment on par with OEM
    • OE Quality Assurance
    • Exact Size & Dimensions
    Order Fuel To Air Ratio Sensor by NGK - 27052 For Your Vehicle
    Boost Your Vehicle's Potential with NGK Parts
       Add a vehicle to guarantee fit
    CA$ 192.51
    Standard/OE
    Order Oxygen Sensor Connector by STANDARD - PRO SERIES - S2324 For Your Vehicle
    Boost Your Vehicle's Potential with STANDARD - PRO SERIES Parts
       Add a vehicle to guarantee fit
    CA$ 15.64
    Driver Profile: Unveil Product Features with Product Highlights
    Driver Profile
    Daily Driver
      Fitment : Unveil Product Features with Product Highlights
      Fitment
      Original Fit
      • Fitment on par with OEM
      • OE Quality Assurance
      • Exact Size & Dimensions
      Order Oxygen Sensor by NGK - 25705 For Your Vehicle
      Boost Your Vehicle's Potential with NGK Parts
         Add a vehicle to guarantee fit
      CA$ 125.81
      Economy
      Order Oxygen Sensor Connector by BLUE STREAK (HYGRADE MOTOR) - S2324 For Your Vehicle
      Boost Your Vehicle's Potential with BLUE STREAK (HYGRADE MOTOR) Parts
         Add a vehicle to guarantee fit
      CA$ 15.03
      Driver Profile: Unveil Product Features with Product Highlights
      Driver Profile
      Budget Driver
        Incentive: Unveil Product Features with Product Highlights
        Incentive
        Budget-Saver
        • Conforms To Safety Standards
        • Addresses the issue without breaking the wallet
        Standard/OE
        Order Oxygen Sensor by DELPHI - ES10920 For Your Vehicle
        Boost Your Vehicle's Potential with DELPHI Parts
           Add a vehicle to guarantee fit
        CA$ 279.41
        Driver Profile: Unveil Product Features with Product Highlights
        Driver Profile
        Daily Driver
          Fitment : Unveil Product Features with Product Highlights
          Fitment
          Original Fit
          • Fitment on par with OEM
          • OE Quality Assurance
          • Exact Size & Dimensions
          Premium
          Order Oxygen Sensor by WALKER PRODUCTS - 350-35067 For Your Vehicle
          Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
             Add a vehicle to guarantee fit
          CA$ 226.40
          Driver Profile: Unveil Product Features with Product Highlights
          Driver Profile
          Spirited Driver
            Design: Unveil Product Features with Product Highlights
            Design
            Improved Design
            • Design Improvement over Manufacturer specifications
            • Problem Solver
            Standard/OE
            Order Oxygen Sensor by WALKER PRODUCTS - 250-24717 For Your Vehicle
            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
               Add a vehicle to guarantee fit
            CA$ 162.44
            Driver Profile: Unveil Product Features with Product Highlights
            Driver Profile
            Daily Driver
              Fitment : Unveil Product Features with Product Highlights
              Fitment
              Original Fit
              • Fitment on par with OEM
              • OE Quality Assurance
              • Exact Size & Dimensions
              Premium
              Order WALKER PRODUCTS - 350-34585 - Oxygen Sensor For Your Vehicle
              Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                 Add a vehicle to guarantee fit
              CA$ 129.98
              Driver Profile: Unveil Product Features with Product Highlights
              Driver Profile
              Spirited Driver
                Design: Unveil Product Features with Product Highlights
                Design
                Improved Design
                • Design Improvement over Manufacturer specifications
                • Problem Solver
                Premium
                Order Oxygen Sensor by NGK CANADA - 25083 For Your Vehicle
                Boost Your Vehicle's Potential with NGK CANADA Parts
                   Add a vehicle to guarantee fit
                CA$ 141.29
                CA$ 295.57
                (CA $154.28 Off)
                Driver Profile: Unveil Product Features with Product Highlights
                Driver Profile
                Spirited Driver
                  Precision : Unveil Product Features with Product Highlights
                  Precision
                  Precise Fit
                  • Precision sizing of installation location
                  • Improved Curvature
                  • Exact Size & Dimensions
                  Premium
                  Order WALKER PRODUCTS - 350-34112 - Oxygen Sensor For Your Vehicle
                  Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                     Add a vehicle to guarantee fit
                  CA$ 106.22
                  Driver Profile: Unveil Product Features with Product Highlights
                  Driver Profile
                  Spirited Driver
                    Design: Unveil Product Features with Product Highlights
                    Design
                    Improved Design
                    • Design Improvement over Manufacturer specifications
                    • Problem Solver
                    Standard/OE
                    Order Oxygen Sensor by DENSO - 234-4666 For Your Vehicle
                    Boost Your Vehicle's Potential with DENSO Parts

                    Oxygen Sensor by DENSO - 234-4666

                    Part#  234-4666
                    5.0 | 3 reviews
                       Add a vehicle to guarantee fit
                    CA$ 115.71
                    CA$ 225.62
                    (CA $109.91 Off)
                    Driver Profile: Unveil Product Features with Product Highlights
                    Driver Profile
                    Daily Driver
                      Fitment : Unveil Product Features with Product Highlights
                      Fitment
                      Original Fit
                      • Fitment on par with OEM
                      • OE Quality Assurance
                      • Exact Size & Dimensions
                      Standard/OE
                      Order Oxygen Sensor by DENSO - 234-4664 For Your Vehicle
                      Boost Your Vehicle's Potential with DENSO Parts

                      Oxygen Sensor by DENSO - 234-4664

                      Part#  234-4664
                      5.0 | 2 reviews
                         Add a vehicle to guarantee fit
                      CA$ 126.83
                      Driver Profile: Unveil Product Features with Product Highlights
                      Driver Profile
                      Daily Driver
                        Fitment : Unveil Product Features with Product Highlights
                        Fitment
                        Original Fit
                        • Fitment on par with OEM
                        • OE Quality Assurance
                        • Exact Size & Dimensions
                        Economy
                        Order Oxygen Sensor Relay by BLUE STREAK (HYGRADE MOTOR) - RY273 For Your Vehicle
                        Boost Your Vehicle's Potential with BLUE STREAK (HYGRADE MOTOR) Parts
                           Add a vehicle to guarantee fit
                        CA$ 20.04
                        Driver Profile: Unveil Product Features with Product Highlights
                        Driver Profile
                        Budget Driver
                          Incentive: Unveil Product Features with Product Highlights
                          Incentive
                          Budget-Saver
                          • Conforms To Safety Standards
                          • Addresses the issue without breaking the wallet
                          Order FACET - 10.8243 - Oxygen Sensor For Your Vehicle
                          Boost Your Vehicle's Potential with FACET Parts
                             Add a vehicle to guarantee fit
                          CA$ 116.68
                          Standard/OE
                          Order BOSCH - 17100 - Wideband Oxygen Sensor For Your Vehicle
                          Boost Your Vehicle's Potential with BOSCH Parts
                             Add a vehicle to guarantee fit
                          CA$ 187.14
                          CA$ 423.00
                          (CA $235.86 Off)
                          Driver Profile: Unveil Product Features with Product Highlights
                          Driver Profile
                          Daily Driver
                            Fitment : Unveil Product Features with Product Highlights
                            Fitment
                            Original Fit
                            • Fitment on par with OEM
                            • OE Quality Assurance
                            • Exact Size & Dimensions
                            Order FACET - 10.8253 - Oxygen Sensor For Your Vehicle
                            Boost Your Vehicle's Potential with FACET Parts
                               Add a vehicle to guarantee fit
                            CA$ 133.59
                            Standard/OE
                            Order Oxygen Sensor by WALKER PRODUCTS - 250-24146 For Your Vehicle
                            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                               Add a vehicle to guarantee fit
                            CA$ 133.52
                            Driver Profile: Unveil Product Features with Product Highlights
                            Driver Profile
                            Daily Driver
                              Fitment : Unveil Product Features with Product Highlights
                              Fitment
                              Original Fit
                              • Fitment on par with OEM
                              • OE Quality Assurance
                              • Exact Size & Dimensions
                              Premium
                              Order Fuel To Air Ratio Sensor by DENSO - 234-5120 For Your Vehicle
                              Boost Your Vehicle's Potential with DENSO Parts
                                 Add a vehicle to guarantee fit
                              CA$ 357.09
                              Driver Profile: Unveil Product Features with Product Highlights
                              Driver Profile
                              Spirited Driver
                                Design: Unveil Product Features with Product Highlights
                                Design
                                Improved Design
                                • Design Improvement over Manufacturer specifications
                                • Problem Solver
                                Premium
                                Order Oxygen Sensor by WALKER PRODUCTS - 350-35092 For Your Vehicle
                                Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                   Add a vehicle to guarantee fit
                                CA$ 224.03
                                Driver Profile: Unveil Product Features with Product Highlights
                                Driver Profile
                                Spirited Driver
                                  Design: Unveil Product Features with Product Highlights
                                  Design
                                  Improved Design
                                  • Design Improvement over Manufacturer specifications
                                  • Problem Solver
                                  Standard/OE
                                  Order Oxygen Sensor by DENSO - 234-4120 For Your Vehicle
                                  Boost Your Vehicle's Potential with DENSO Parts
                                     Add a vehicle to guarantee fit
                                  CA$ 178.63
                                  Driver Profile: Unveil Product Features with Product Highlights
                                  Driver Profile
                                  Daily Driver
                                    Fitment : Unveil Product Features with Product Highlights
                                    Fitment
                                    Original Fit
                                    • Fitment on par with OEM
                                    • OE Quality Assurance
                                    • Exact Size & Dimensions
                                    Economy
                                    Order VEMO - V10-76-0116 - Oxygen Sensor For Your Vehicle
                                    Boost Your Vehicle's Potential with VEMO Parts
                                       Add a vehicle to guarantee fit
                                    CA$ 173.98
                                    Driver Profile: Unveil Product Features with Product Highlights
                                    Driver Profile
                                    Budget Driver
                                      Incentive: Unveil Product Features with Product Highlights
                                      Incentive
                                      Budget-Saver
                                      • Conforms To Safety Standards
                                      • Addresses the issue without breaking the wallet
                                      Standard/OE
                                      Order Oxygen Sensor by BOSCH - 15160 For Your Vehicle
                                      Boost Your Vehicle's Potential with BOSCH Parts

                                      Oxygen Sensor by BOSCH - 15160

                                      Part#  15160
                                      5.0 | 2 reviews
                                         Add a vehicle to guarantee fit
                                      CA$ 172.92
                                      Driver Profile: Unveil Product Features with Product Highlights
                                      Driver Profile
                                      Daily Driver
                                        Fitment : Unveil Product Features with Product Highlights
                                        Fitment
                                        Original Fit
                                        • Fitment on par with OEM
                                        • OE Quality Assurance
                                        • Exact Size & Dimensions
                                        Economy
                                        Order VEMO - V10-76-0015 - Oxygen Sensor For Your Vehicle
                                        Boost Your Vehicle's Potential with VEMO Parts
                                           Add a vehicle to guarantee fit
                                        CA$ 121.29
                                        Driver Profile: Unveil Product Features with Product Highlights
                                        Driver Profile
                                        Budget Driver
                                          Incentive: Unveil Product Features with Product Highlights
                                          Incentive
                                          Budget-Saver
                                          • Conforms To Safety Standards
                                          • Addresses the issue without breaking the wallet
                                          Premium
                                          Order Oxygen Sensor by NGK CANADA - 25764 For Your Vehicle
                                          Boost Your Vehicle's Potential with NGK CANADA Parts
                                             Add a vehicle to guarantee fit
                                          CA$ 157.70
                                          Driver Profile: Unveil Product Features with Product Highlights
                                          Driver Profile
                                          Spirited Driver
                                            Precision : Unveil Product Features with Product Highlights
                                            Precision
                                            Precise Fit
                                            • Precision sizing of installation location
                                            • Improved Curvature
                                            • Exact Size & Dimensions
                                            Standard/OE
                                            Order Oxygen Sensor by WALKER PRODUCTS - 250-25040 For Your Vehicle
                                            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                               Add a vehicle to guarantee fit
                                            CA$ 220.67
                                            Driver Profile: Unveil Product Features with Product Highlights
                                            Driver Profile
                                            Daily Driver
                                              Fitment : Unveil Product Features with Product Highlights
                                              Fitment
                                              Original Fit
                                              • Fitment on par with OEM
                                              • OE Quality Assurance
                                              • Exact Size & Dimensions
                                              Premium
                                              Order Oxygen Sensor by NGK CANADA - 25597 For Your Vehicle
                                              Boost Your Vehicle's Potential with NGK CANADA Parts
                                                 Add a vehicle to guarantee fit
                                              CA$ 143.30
                                              Driver Profile: Unveil Product Features with Product Highlights
                                              Driver Profile
                                              Spirited Driver
                                                Precision : Unveil Product Features with Product Highlights
                                                Precision
                                                Precise Fit
                                                • Precision sizing of installation location
                                                • Improved Curvature
                                                • Exact Size & Dimensions
                                                Order Oxygen Sensor by NGK - 25597 For Your Vehicle
                                                Boost Your Vehicle's Potential with NGK Parts
                                                   Add a vehicle to guarantee fit
                                                CA$ 148.22
                                                Order BWD AUTOMOTIVE - PT193 - Multi Purpose Relay Connector For Your Vehicle
                                                Boost Your Vehicle's Potential with BWD AUTOMOTIVE Parts
                                                   Add a vehicle to guarantee fit
                                                CA$ 33.39
                                                Order Oxygen Sensor by NGK - 25764 For Your Vehicle
                                                Boost Your Vehicle's Potential with NGK Parts
                                                   Add a vehicle to guarantee fit
                                                CA$ 157.70
                                                Standard/OE
                                                Order Oxygen Sensor by WALKER PRODUCTS - 250-24147 For Your Vehicle
                                                Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                   Add a vehicle to guarantee fit
                                                CA$ 127.62
                                                Driver Profile: Unveil Product Features with Product Highlights
                                                Driver Profile
                                                Daily Driver
                                                  Fitment : Unveil Product Features with Product Highlights
                                                  Fitment
                                                  Original Fit
                                                  • Fitment on par with OEM
                                                  • OE Quality Assurance
                                                  • Exact Size & Dimensions
                                                  Premium
                                                  Order Oxygen Sensor by HELLA - 358066391 For Your Vehicle
                                                  Boost Your Vehicle's Potential with HELLA Parts
                                                     Add a vehicle to guarantee fit
                                                  CA$ 127.43
                                                  Driver Profile: Unveil Product Features with Product Highlights
                                                  Driver Profile
                                                  Spirited Driver
                                                    Design: Unveil Product Features with Product Highlights
                                                    Design
                                                    Improved Design
                                                    • Design Improvement over Manufacturer specifications
                                                    • Problem Solver
                                                    Standard/OE
                                                    Order Oxygen Sensor by WALKER PRODUCTS - 250-25113 For Your Vehicle
                                                    Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                       Add a vehicle to guarantee fit
                                                    CA$ 245.54
                                                    Driver Profile: Unveil Product Features with Product Highlights
                                                    Driver Profile
                                                    Daily Driver
                                                      Fitment : Unveil Product Features with Product Highlights
                                                      Fitment
                                                      Original Fit
                                                      • Fitment on par with OEM
                                                      • OE Quality Assurance
                                                      • Exact Size & Dimensions
                                                      Standard/OE
                                                      Order Oxygen Sensor by DENSO - 234-4808 For Your Vehicle
                                                      Boost Your Vehicle's Potential with DENSO Parts

                                                      Oxygen Sensor by DENSO - 234-4808

                                                      Part#  234-4808
                                                      5.0 | 1 review
                                                         Add a vehicle to guarantee fit
                                                      CA$ 283.41
                                                      CA$ 571.11
                                                      (CA $287.70 Off)
                                                      Driver Profile: Unveil Product Features with Product Highlights
                                                      Driver Profile
                                                      Daily Driver
                                                        Fitment : Unveil Product Features with Product Highlights
                                                        Fitment
                                                        Original Fit
                                                        • Fitment on par with OEM
                                                        • OE Quality Assurance
                                                        • Exact Size & Dimensions
                                                        Standard/OE
                                                        Order Oxygen Sensor by WALKER PRODUCTS - 250-25007 For Your Vehicle
                                                        Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                           Add a vehicle to guarantee fit
                                                        CA$ 220.59
                                                        Driver Profile: Unveil Product Features with Product Highlights
                                                        Driver Profile
                                                        Daily Driver
                                                          Fitment : Unveil Product Features with Product Highlights
                                                          Fitment
                                                          Original Fit
                                                          • Fitment on par with OEM
                                                          • OE Quality Assurance
                                                          • Exact Size & Dimensions
                                                          Standard/OE
                                                          Order Oxygen Sensor by WALKER PRODUCTS - 250-25120 For Your Vehicle
                                                          Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                             Add a vehicle to guarantee fit
                                                          CA$ 250.35
                                                          Driver Profile: Unveil Product Features with Product Highlights
                                                          Driver Profile
                                                          Daily Driver
                                                            Fitment : Unveil Product Features with Product Highlights
                                                            Fitment
                                                            Original Fit
                                                            • Fitment on par with OEM
                                                            • OE Quality Assurance
                                                            • Exact Size & Dimensions
                                                            Standard/OE
                                                            Order Oxygen Sensor by WALKER PRODUCTS - 250-25008 For Your Vehicle
                                                            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                               Add a vehicle to guarantee fit
                                                            CA$ 233.50
                                                            Driver Profile: Unveil Product Features with Product Highlights
                                                            Driver Profile
                                                            Daily Driver
                                                              Fitment : Unveil Product Features with Product Highlights
                                                              Fitment
                                                              Original Fit
                                                              • Fitment on par with OEM
                                                              • OE Quality Assurance
                                                              • Exact Size & Dimensions
                                                              Premium
                                                              Order HELLA - 009166821 - Oxygen (O2) Sensor For Your Vehicle
                                                              Boost Your Vehicle's Potential with HELLA Parts
                                                                 Add a vehicle to guarantee fit
                                                              CA$ 186.15
                                                              Driver Profile: Unveil Product Features with Product Highlights
                                                              Driver Profile
                                                              Spirited Driver
                                                                Design: Unveil Product Features with Product Highlights
                                                                Design
                                                                Improved Design
                                                                • Design Improvement over Manufacturer specifications
                                                                • Problem Solver
                                                                Standard/OE
                                                                Order Oxygen Sensor by BOSCH - 18089 For Your Vehicle
                                                                Boost Your Vehicle's Potential with BOSCH Parts
                                                                   Add a vehicle to guarantee fit
                                                                CA$ 282.26
                                                                CA$ 646.50
                                                                (CA $364.24 Off)
                                                                Driver Profile: Unveil Product Features with Product Highlights
                                                                Driver Profile
                                                                Daily Driver
                                                                  Fitment : Unveil Product Features with Product Highlights
                                                                  Fitment
                                                                  Original Fit
                                                                  • Fitment on par with OEM
                                                                  • OE Quality Assurance
                                                                  • Exact Size & Dimensions
                                                                  Standard/OE
                                                                  Order Oxygen Sensor by WALKER PRODUCTS - 250-24395 For Your Vehicle
                                                                  Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                                     Add a vehicle to guarantee fit
                                                                  CA$ 163.37
                                                                  Driver Profile: Unveil Product Features with Product Highlights
                                                                  Driver Profile
                                                                  Daily Driver
                                                                    Fitment : Unveil Product Features with Product Highlights
                                                                    Fitment
                                                                    Original Fit
                                                                    • Fitment on par with OEM
                                                                    • OE Quality Assurance
                                                                    • Exact Size & Dimensions
                                                                    12345
                                                                    ‌
                                                                    ‌
                                                                    ‌
                                                                    ‌
                                                                    ‌
                                                                    Still can't find what you need? Contact us.

                                                                    CHAT NOW

                                                                    You can talk to us atLive chat

                                                                    EMAIL US

                                                                    You can email us atsales@partsavatar.ca

                                                                    NOTIFY ME

                                                                    Notify me when a part is availableClick to Comment