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Replacement Parts for Audi A6 Quattro Oxygen Sensor
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Audi A6 Quattro Oxygen Sensor

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Oxygen Sensors
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  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5184

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5184
    Product Specifications
    • Connector Gender: Male
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511122574
    • Wire Harness Length: 17.01" (432.1 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $138.59
  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5120

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5120
    Product Specifications
    • Connector Gender: Male
    • Location: Cylinder 1,2,3
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511116146
    • Wire Harness Length: 22.56" (573 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $145.54
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES20160

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES20160
    Product Specifications
    • Connector Shape: Flat
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604147412
    • Wire Harness Length: 24.8" (620 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $126.71
  • Spectra Premium Oxygen Sensor for Audi A6 Quattro - OS6083

    Spectra Premium® Oxygen Sensor for Audi A6 Quattro

    PartNumber: OS6083
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Oval
    • Installation Type: Screw
    • OE Part Number: 06E906265F, 06E906265S
    • Overall Length: 23.81" (604.77 mm)
    • Position: Upstream
    • UPC: 671607568486
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $92.36
  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5028

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5028
    Product Specifications
    • Connector Gender: Male
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511117617
    • Wire Harness Length: 28.74" (730 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $145.62
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES10920

    Delphi® Oxygen Sensor for Audi A6 Quattro

    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: Audi A6 Quattro Oxygen Sensor
    More Info
    $121.12
  • NTK OE Type 5-Wire Wideband A/F Sensor for Audi A6 Quattro - 24308

    NTK® OE Type 5-Wire Wideband A/F Sensor for Audi A6 Quattro

    PartNumber: 24308
    Product Specifications
    • Meets or Exceeds Original Equipment Manufacture Specifications: Yes
    • Mounting Bracket Included: No
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Thread Length: 0.38
    • Universal Or Specific Fit: Specific
    • UPC: 087295243084
    • Wire Quantity: 5
    • Wiring Harness Length: 23.5
    • Part Description: Audi A6 Quattro OE Type 5-Wire Wideband A/F Sensor
    More Info
    $151.64
  • Walker Products Wideband Premium Oxygen Sensor for Audi A6 Quattro - 250-25028

    Walker Products® Wideband Premium Oxygen Sensor for Audi A6 Quattro

    PartNumber: 250-25028
    Product Specifications
    • Connector Gender: Male
    • Location: Cylinder 7-9
    • Overall Length: 68.03"(1727.962 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620014994
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 64.49"(1638.046 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Wideband Premium Oxygen Sensor
    More Info
    $128.25
  • Spectra Premium Oxygen Sensor for Audi A6 Quattro - OS6128

    Spectra Premium® Oxygen Sensor for Audi A6 Quattro

    PartNumber: OS6128
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Rectangular / Oval
    • Installation Type: Screw
    • OE Part Number: 06E906265E
    • Overall Length: 39.38" (1000.25 mm)
    • Position: Downstream Passenger Side
    • UPC: 671607568936
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $81.58
  • Denso Oxygen Sensor for Audi A6 Quattro - 234-4812

    Denso® Oxygen Sensor for Audi A6 Quattro

    PartNumber: 234-4812
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511115668
    • Wire Harness Length: 66.54" (1690.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $122.99
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES20374

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES20374
    Product Specifications
    • Connector Shape: Flat
    • Overall Length: 33.2" (830 mm)
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604201725
    • Wire Harness Length: 32" (800 mm)
    • Wrench Size: 0.88"(22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $108.60
  • NTK OE Type Oxygen Sensor for Audi A6 Quattro - 25174

    NTK® OE Type Oxygen Sensor for Audi A6 Quattro

    PartNumber: 25174
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295251744
    • Wire Quantity: 4
    • Wiring Harness Length: 38.2500
    • Part Description: Audi A6 Quattro OE Type Oxygen Sensor
    More Info
    $139.07
  • Walker Products Wideband Premium Oxygen Sensor for Audi A6 Quattro - 250-25120

    Walker Products® Wideband Premium Oxygen Sensor for Audi A6 Quattro

    PartNumber: 250-25120
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 18.11"(459.994 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620113321
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.79"(324.866 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Wideband Premium Oxygen Sensor
    More Info
    $109.70
  • Spectra Premium Oxygen Sensor for Audi A6 Quattro - OS6238

    Spectra Premium® Oxygen Sensor for Audi A6 Quattro

    PartNumber: OS6238
    Product Specifications
    • OE Part Number: 06E906265D
    • Position: Downstream Driver Side
    • UPC: 671607570038
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $76.05
  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5129

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5129
    Product Specifications
    • Connector Gender: Male
    • Location: Cylinder 5,6,7,8
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511116238
    • Wire Harness Length: 19.45" (494 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $119.81
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES20365

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES20365
    Product Specifications
    • Connector Shape: Flat
    • Overall Length: 33.2" (830 mm)
    • Position: Center
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604201633
    • Wire Harness Length: 32" (800 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $107.21
  • NTK OE Type Oxygen Sensor for Audi A6 Quattro - 25173

    NTK® OE Type Oxygen Sensor for Audi A6 Quattro

    PartNumber: 25173
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295251737
    • Wire Quantity: 4
    • Wiring Harness Length: 38.2500
    • Part Description: Audi A6 Quattro OE Type Oxygen Sensor
    More Info
    $125.71
  • Walker Products Premium Oxygen Sensor for Audi A6 Quattro - 250-241143

    Walker Products® Premium Oxygen Sensor for Audi A6 Quattro

    PartNumber: 250-241143
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 17.83"(452.882 mm)
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620101908
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 14.29"(362.966 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Audi A6 Quattro Premium Oxygen Sensor
    More Info
    $104.21
  • Spectra Premium Oxygen Sensor for Audi A6 Quattro - OS6122

    Spectra Premium® Oxygen Sensor for Audi A6 Quattro

    PartNumber: OS6122
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Rectangular / Oval
    • Installation Type: Screw
    • Location: Cylinders 4 To 6
    • OE Part Number: 06E906265N
    • Overall Length: 24.63" (625.6 mm)
    • Position: Downstream
    • UPC: 671607568875
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $43.77
  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5164

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5164
    Product Specifications
    • Connector Gender: Male
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511209336
    • Wire Harness Length: 22.52" (572 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $129.60
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES10309

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES10309
    Product Specifications
    • Connector Shape: Flat
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604087756
    • Wire Harness Length: 68.2" (1705 mm)
    • Wrench Size: 0.88"(22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $100.64
  • NTK OE Type Oxygen Sensor for Audi A6 Quattro - 25656

    NTK® OE Type Oxygen Sensor for Audi A6 Quattro

    PartNumber: 25656
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295256565
    • Wire Quantity: 4
    • Wiring Harness Length: 31.5000
    • Part Description: Audi A6 Quattro OE Type Oxygen Sensor
    More Info
    $106.34
  • Walker Products Oxygen Sensor for Audi A6 Quattro - 350-35056

    Walker Products® Oxygen Sensor for Audi A6 Quattro

    PartNumber: 350-35056
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Location: Cylinders 7-9
    • Overall Length: 68.03"
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620095214
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 64.49"
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $92.64
  • Denso Oxygen Sensor for Audi A6 Quattro - 234-4485

    Denso® Oxygen Sensor for Audi A6 Quattro

    PartNumber: 234-4485
    Product Specifications
    • Connector Gender: Male
    • Installation Type: Screw
    • Location: Cylinder 4,5,6
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511119505
    • Wire Harness Length: 28.94" (735.1 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $99.59
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES20164

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES20164
    Product Specifications
    • Connector Shape: Flat
    • Position: Rear
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604147450
    • Wire Harness Length: 67.6" (1690 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $99.06
  • Walker Products Wideband Premium Oxygen Sensor for Audi A6 Quattro - 250-25017

    Walker Products® Wideband Premium Oxygen Sensor for Audi A6 Quattro

    PartNumber: 250-25017
    Product Specifications
    • Connector Gender: Male
    • Overall Length: 26.69"(677.926 mm)
    • Position: Upstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620014024
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 23.15"(588.01 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Wideband Premium Oxygen Sensor
    More Info
    $106.17
  • Spectra Premium Oxygen Sensor for Audi A6 Quattro - OS5008

    Spectra Premium® Oxygen Sensor for Audi A6 Quattro

    PartNumber: OS5008
    Product Specifications
    • Connector Gender: Male
    • Connector Shape: Oval
    • Installation Type: Screw
    • Overall Length: 36 9/16"
    • Position: Upstream
    • Sensor Type: Heated - Wideband
    • Terminal Quantity: 6
    • Thread: M18 X 1.5 mm
    • UPC: 671607157970
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $22.18
  • NTK OE Type Oxygen Sensor for Audi A6 Quattro - 25079

    NTK® OE Type Oxygen Sensor for Audi A6 Quattro

    PartNumber: 25079
    Product Specifications
    • Mounting Type: Threaded
    • Sensor Type: Heated
    • Thread Diameter: 18.000
    • Universal Or Specific Fit: Specific
    • UPC: 087295250792
    • Wire Quantity: 4
    • Wiring Harness Length: 23.2500
    • Part Description: Audi A6 Quattro OE Type Oxygen Sensor
    More Info
    $93.72
  • Denso Air Fuel Ratio Sensor for Audi A6 Quattro - 234-5036

    Denso® Air Fuel Ratio Sensor for Audi A6 Quattro

    PartNumber: 234-5036
    Product Specifications
    • Connector Gender: Male
    • Location: Before Starter Catalyst
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511117990
    • Wire Harness Length: 24.8" (629.9 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: Audi A6 Quattro Air Fuel Ratio Sensor
    More Info
    $96.23
  • Delphi Oxygen Sensor for Audi A6 Quattro - ES10568

    Delphi® Oxygen Sensor for Audi A6 Quattro

    PartNumber: ES10568
    Product Specifications
    • Connector Shape: Flat
    • Position: Front
    • Terminal Quantity: 4
    • Terminal Type: Blade
    • UPC: 689604117170
    • Wire Harness Length: 29.6" (740 mm)
    • Wrench Size: 0.88" (22 mm)
    • Part Description: Audi A6 Quattro Oxygen Sensor
    More Info
    $83.74
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About Audi A6 Quattro Oxygen Sensor

As for the body style, the Audi A6 Quattro is offered in two kinds: a 4-door saloon/sedan or a 5-door Avant (estate). It has been known for its beautiful design and outstanding performance. And for its comfy interior and solid parts. Audi A6 Quattro provides affordable and reliable parts, such as the Audi A6 Quattro oxygen sensor parts for car buyers. Many modern combustion engines use it to benefit the vehicle in reducing the emissions. Bad Audi A6 Quattro oxygen sensor parts can lead to a decrease in engine performance, reliability, and emission control will decrease.
A6 Quattro stands out for great parts. But consumers need new Audi A6 Quattro oxygen sensor parts if these parts are worn or damaged. The oxygen sensor parts can be tested by following the next steps. Start the engine and bring it to operating temperature. Next, run the engine to 1200 rpm and use a voltmeter to verify the sensor voltage, and the voltage of the sensor depends on the vehicle's recommended oxygen sensor voltage. Always remember to torque the new oxygen sensor parts to the recommended torque and apply anti-seize to the threads to avoid it from getting rusted and stuck in place. There are plenty of inexpensive and quality parts online. We have nearly all types of auto parts in our catalog to give you a better vehicle both inside and out.