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Audi A4 O2 Sensors

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Discover Audi A4 O2 Sensors For Your Vehicle

Purchase Audi A4 Lambda sensor socket. Discover Audi A4 Oxygen sensor socket. Order Audi A4 O2 sensor cleaner. Get Audi A4 Oxygen Sensor & Audi A4 O2 sensor socket. Maintaining the O2 sensors in your Audi A4 is crucial for optimal performance and fuel efficiency. Regularly check for symptoms like rough idling, a decline in fuel economy, or a lit check engine light, which may signal the need for replacement. Extend sensor life by avoiding silicone or lead-based additives and ensuring your engine runs at the correct temperature. When selecting a new O2 sensor, choose between narrow-band and wide-band types, each with unique response times and accuracy levels to match your vehicle's requirements. High-quality materials and proper installation are key to ensuring longevity and reliability, so opt for sensors that promise easy integration with your A4's sophisticated systems. Shop with us for a seamless purchase experience and enhance your Audi's performance today.

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Standard/OE
Order BOSCH - 15733 - Oxygen Sensor For Your Vehicle
Boost Your Vehicle's Potential with BOSCH Parts

BOSCH - 15733 - Oxygen Sensor

Part#  15733
4.5 | 150 reviews
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CA$ 81.37
CA$ 182.67
(CA $101.30 Off)
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    Standard/OE
    Order BOSCH - 15741 - Oxygen Sensor For Your Vehicle
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    BOSCH - 15741 - Oxygen Sensor

    Part#  15741
    4.6 | 9 reviews
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    CA$ 86.17
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      Standard/OE
      Order BOSCH - 16002 - Oxygen Sensor For Your Vehicle
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      BOSCH - 16002 - Oxygen Sensor

      Part#  16002
      4.9 | 40 reviews
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      CA$ 148.57
      CA$ 331.37
      (CA $182.80 Off)
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        Standard/OE
        Order BOSCH - 16978 - Oxygen Sensor For Your Vehicle
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        BOSCH - 16978 - Oxygen Sensor

        Part#  16978
        4.6 | 16 reviews
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        CA$ 106.52
        CA$ 236.03
        (CA $129.51 Off)
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          Order BOSCH - 17480 - Oxygen Sensor For Your Vehicle
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          BOSCH - 17480 - Oxygen Sensor

          Part#  17480
          4.9 | 28 reviews
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          CA$ 193.34
          CA$ 436.85
          (CA $243.51 Off)
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            Order BOSCH - 17351 - Oxygen Sensor For Your Vehicle
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            BOSCH - 17351 - Oxygen Sensor

            Part#  17351
            4.9 | 74 reviews
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            CA$ 164.57
            CA$ 369.46
            (CA $204.89 Off)
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              Order Oxygen Sensor by BOSCH - 16073 For Your Vehicle
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              Oxygen Sensor by BOSCH - 16073

              Part#  16073
              4.8 | 5 reviews
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              CA$ 190.27
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                Standard/OE
                Order BOSCH - 15738 - Oxygen Sensor For Your Vehicle
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                BOSCH - 15738 - Oxygen Sensor

                Part#  15738
                4.6 | 31 reviews
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                CA$ 108.07
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                  Order BOSCH - 17178 - Oxygen Sensor For Your Vehicle
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                  BOSCH - 17178 - Oxygen Sensor

                  Part#  17178
                  4.9 | 14 reviews
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                  CA$ 182.80
                  CA$ 410.34
                  (CA $227.54 Off)
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                    Standard/OE
                    Order BOSCH - 16986 - Oxygen Sensor For Your Vehicle
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                    BOSCH - 16986 - Oxygen Sensor

                    Part#  16986
                    5.0 | 1 review
                       Add a vehicle to guarantee fit
                    CA$ 164.53
                    CA$ 369.34
                    (CA $204.81 Off)
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                      • Exact Size & Dimensions
                      Premium
                      Order NGK CANADA - 25657 - Oxygen Sensor For Your Vehicle
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                      CA$ 125.83
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                        Precision
                        Precise Fit
                        • Precision sizing of installation location
                        • Improved Curvature
                        • Exact Size & Dimensions
                        Standard/OE
                        Order Oxygen Sensor by DENSO - 234-4754 For Your Vehicle
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                        Oxygen Sensor by DENSO - 234-4754

                        Part#  234-4754
                        5.0 | 1 review
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                        CA$ 168.68
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                          Premium
                          Order NGK CANADA - 25197 - Oxygen Sensor For Your Vehicle
                          Boost Your Vehicle's Potential with NGK CANADA Parts
                             Add a vehicle to guarantee fit
                          CA$ 117.87
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                            • Precision sizing of installation location
                            • Improved Curvature
                            • Exact Size & Dimensions
                            Standard/OE
                            Order Oxygen Sensor by WALKER PRODUCTS - 250-25017 For Your Vehicle
                            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
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                            CA$ 229.95
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                              Premium
                              Order NGK CANADA - 25604 - Oxygen Sensor For Your Vehicle
                              Boost Your Vehicle's Potential with NGK CANADA Parts
                                 Add a vehicle to guarantee fit
                              CA$ 122.80
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                                Precision
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                                • Precision sizing of installation location
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                                Order Oxygen Sensor by NGK - 25657 For Your Vehicle
                                Boost Your Vehicle's Potential with NGK Parts
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                                CA$ 125.83
                                Standard/OE
                                Order Oxygen Sensor by DENSO - 234-4829 For Your Vehicle
                                Boost Your Vehicle's Potential with DENSO Parts

                                Oxygen Sensor by DENSO - 234-4829

                                Part#  234-4829
                                4.0 | 2 reviews
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                                CA$ 185.53
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                                  Standard/OE
                                  Order Oxygen Sensor by BOSCH - 13842 For Your Vehicle
                                  Boost Your Vehicle's Potential with BOSCH Parts

                                  Oxygen Sensor by BOSCH - 13842

                                  Part#  13842
                                  4.9 | 21 reviews
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                                  CA$ 109.75
                                  CA$ 249.64
                                  (CA $139.89 Off)
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                                    • OE Quality Assurance
                                    • Exact Size & Dimensions
                                    Premium
                                    Order WALKER PRODUCTS - 350-34223 - Oxygen Sensor For Your Vehicle
                                    Boost Your Vehicle's Potential with WALKER PRODUCTS Parts

                                    WALKER PRODUCTS - 350-34223 - Oxygen Sensor

                                    Part#  350-34223
                                    5.0 | 2 reviews
                                       Add a vehicle to guarantee fit
                                    CA$ 105.76
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                                      • Design Improvement over Manufacturer specifications
                                      • Problem Solver
                                      Standard/OE
                                      Order BOSCH - 15735 - Oxygen Sensor For Your Vehicle
                                      Boost Your Vehicle's Potential with BOSCH Parts

                                      BOSCH - 15735 - Oxygen Sensor

                                      Part#  15735
                                      4.7 | 28 reviews
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                                      CA$ 78.97
                                      CA$ 174.97
                                      (CA $96.00 Off)
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                                        Premium
                                        Order Oxygen Sensor by NGK CANADA - 25656 For Your Vehicle
                                        Boost Your Vehicle's Potential with NGK CANADA Parts
                                           Add a vehicle to guarantee fit
                                        CA$ 145.75
                                        CA$ 304.90
                                        (CA $159.15 Off)
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                                          Precision : Unveil Product Features with Product Highlights
                                          Precision
                                          Precise Fit
                                          • Precision sizing of installation location
                                          • Improved Curvature
                                          • Exact Size & Dimensions
                                          Order Oxygen Sensor by NGK - 25604 For Your Vehicle
                                          Boost Your Vehicle's Potential with NGK Parts
                                             Add a vehicle to guarantee fit
                                          CA$ 122.80
                                          Standard/OE
                                          Order Oxygen Sensor by BOSCH - 16034 For Your Vehicle
                                          Boost Your Vehicle's Potential with BOSCH Parts

                                          Oxygen Sensor by BOSCH - 16034

                                          Part#  16034
                                          4.6 | 5 reviews
                                             Add a vehicle to guarantee fit
                                          CA$ 153.27
                                          CA$ 344.06
                                          (CA $190.79 Off)
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                                            Standard/OE
                                            Order Oxygen Sensor by WALKER PRODUCTS - 250-24672 For Your Vehicle
                                            Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                               Add a vehicle to guarantee fit
                                            CA$ 142.86
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                                              Fitment : Unveil Product Features with Product Highlights
                                              Fitment
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                                              • Fitment on par with OEM
                                              • OE Quality Assurance
                                              • Exact Size & Dimensions
                                              Premium
                                              Order Oxygen Sensor by NGK CANADA - 25729 For Your Vehicle
                                              Boost Your Vehicle's Potential with NGK CANADA Parts
                                                 Add a vehicle to guarantee fit
                                              CA$ 122.07
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                                                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 - 25729 For Your Vehicle
                                                Boost Your Vehicle's Potential with NGK Parts
                                                   Add a vehicle to guarantee fit
                                                CA$ 122.07
                                                Standard/OE
                                                Order Oxygen Sensor by DELPHI - ES10921 For Your Vehicle
                                                Boost Your Vehicle's Potential with DELPHI Parts

                                                Oxygen Sensor by DELPHI - ES10921

                                                Part#  ES10921
                                                5.0 | 2 reviews
                                                   Add a vehicle to guarantee fit
                                                CA$ 177.47
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                                                  Fitment
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                                                  • Fitment on par with OEM
                                                  • OE Quality Assurance
                                                  • Exact Size & Dimensions
                                                  Premium
                                                  Order WALKER PRODUCTS - 350-35031 - Oxygen Sensor For Your Vehicle
                                                  Boost Your Vehicle's Potential with WALKER PRODUCTS Parts

                                                  WALKER PRODUCTS - 350-35031 - Oxygen Sensor

                                                  Part#  350-35031
                                                  5.0 | 2 reviews
                                                     Add a vehicle to guarantee fit
                                                  CA$ 230.86
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                                                    Design
                                                    Improved Design
                                                    • Design Improvement over Manufacturer specifications
                                                    • Problem Solver
                                                    Premium
                                                    Order Oxygen Sensor by NGK CANADA - 25589 For Your Vehicle
                                                    Boost Your Vehicle's Potential with NGK CANADA Parts
                                                       Add a vehicle to guarantee fit
                                                    CA$ 142.30
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                                                      Precision : Unveil Product Features with Product Highlights
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                                                      Precise Fit
                                                      • Precision sizing of installation location
                                                      • Improved Curvature
                                                      • Exact Size & Dimensions
                                                      Economy
                                                      Order Oxygen Sensor by SPECTRA PREMIUM INDUSTRIES - OS5026 For Your Vehicle
                                                      Boost Your Vehicle's Potential with SPECTRA PREMIUM INDUSTRIES Parts
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                                                      CA$ 45.71
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                                                        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 DENSO - 234-4201 For Your Vehicle
                                                        Boost Your Vehicle's Potential with DENSO Parts
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                                                        CA$ 126.29
                                                        CA$ 257.93
                                                        (CA $131.64 Off)
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                                                          Fitment : Unveil Product Features with Product Highlights
                                                          Fitment
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                                                          • Fitment on par with OEM
                                                          • OE Quality Assurance
                                                          • Exact Size & Dimensions
                                                          Order Oxygen Sensor by NGK - 25589 For Your Vehicle
                                                          Boost Your Vehicle's Potential with NGK Parts
                                                             Add a vehicle to guarantee fit
                                                          CA$ 146.18
                                                          Order Oxygen Sensor by NGK - 25656 For Your Vehicle
                                                          Boost Your Vehicle's Potential with NGK Parts
                                                             Add a vehicle to guarantee fit
                                                          CA$ 145.75
                                                          CA$ 304.90
                                                          (CA $159.15 Off)
                                                          Order Oxygen Sensor by NGK - 25197 For Your Vehicle
                                                          Boost Your Vehicle's Potential with NGK Parts
                                                             Add a vehicle to guarantee fit
                                                          CA$ 120.26
                                                          Standard/OE
                                                          Order Oxygen Sensor by BOSCH - 17353 For Your Vehicle
                                                          Boost Your Vehicle's Potential with BOSCH Parts

                                                          Oxygen Sensor by BOSCH - 17353

                                                          Part#  17353
                                                          5.0 | 3 reviews
                                                             Add a vehicle to guarantee fit
                                                          CA$ 247.40
                                                          CA$ 574.16
                                                          (CA $326.76 Off)
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                                                            • Fitment on par with OEM
                                                            • OE Quality Assurance
                                                            • Exact Size & Dimensions
                                                            Premium
                                                            Order Oxygen Sensor by NGK CANADA - 25605 For Your Vehicle
                                                            Boost Your Vehicle's Potential with NGK CANADA Parts
                                                               Add a vehicle to guarantee fit
                                                            CA$ 131.92
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                                                              Precision : Unveil Product Features with Product Highlights
                                                              Precision
                                                              Precise Fit
                                                              • Precision sizing of installation location
                                                              • Improved Curvature
                                                              • Exact Size & Dimensions
                                                              Order FACET - 10.8245 - Oxygen Sensor For Your Vehicle
                                                              Boost Your Vehicle's Potential with FACET Parts
                                                                 Add a vehicle to guarantee fit
                                                              CA$ 110.75
                                                              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 $235.86 Off)
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                                                                Original Fit
                                                                • Fitment on par with OEM
                                                                • OE Quality Assurance
                                                                • Exact Size & Dimensions
                                                                Premium
                                                                Order Oxygen Sensor by WALKER PRODUCTS - 350-35067 For Your Vehicle
                                                                Boost Your Vehicle's Potential with WALKER PRODUCTS Parts
                                                                   Add a vehicle to guarantee fit
                                                                CA$ 220.33
                                                                Driver Profile: Unveil Product Features with Product Highlights
                                                                Driver Profile
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                                                                  Design: Unveil Product Features with Product Highlights
                                                                  Design
                                                                  Improved Design
                                                                  • Design Improvement over Manufacturer specifications
                                                                  • Problem Solver
                                                                  Standard/OE
                                                                  Order Oxygen Sensor by DELPHI - ES20168 For Your Vehicle
                                                                  Boost Your Vehicle's Potential with DELPHI Parts

                                                                  Oxygen Sensor by DELPHI - ES20168

                                                                  Part#  ES20168
                                                                  5.0 | 4 reviews
                                                                     Add a vehicle to guarantee fit
                                                                  CA$ 143.77
                                                                  Driver Profile: Unveil Product Features with Product Highlights
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                                                                    Fitment
                                                                    Original Fit
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