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 Parts for 2018 Audi A4 Oxygen Sensor

2018 Audi A4 Oxygen Sensor

My Vehicle Change Vehicle
2018 Audi A4
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
  • Product Fit
  • Brands
  • Prices

8 Products found

Show Item:
  • 30
  • 60
  • 90
Sort by:
Recommended
Filter
Sort
View by
  • Denso Oxygen Sensor for 2018 Audi A4 - 234-4754

    Denso® Oxygen Sensor for 2018 Audi A4

    PartNumber: 234-4754
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • Installation Type: Screw
    • O2 Sensor Configuration: Direct Fit
    • Position: Downstream Passenger Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511121782
    • Wire Harness Length: 28.74" (730 mm)
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Audi A4 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | All Trims | 4 Cyl 2.0L
    $81.27
  • Walker Products Wideband Premium Oxygen Sensor for 2018 Audi A4 - 250-25113

    Walker Products® Wideband Premium Oxygen Sensor for 2018 Audi A4

    PartNumber: 250-25113
    Product Specifications
    • Notes: B1S1
    • Connector Gender: Male
    • Overall Length: 22.63"(574.802 mm)
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 0.71"(18.0 mm)
    • UPC: 724620106453
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 18.70"(474.98 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Audi A4 Wideband Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $110.36
  • Walker Products Oxygen Sensor for 2018 Audi A4 - 350-35092

    Walker Products® Oxygen Sensor for 2018 Audi A4

    PartNumber: 350-35092
    Product Specifications
    • Notes: Upstream; B1S1
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 22.63"
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620106859
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 18.70"
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Audi A4 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $87.48
  • Walker Products Wideband Premium Oxygen Sensor for 2018 Audi A4 - 250-25120

    Walker Products® Wideband Premium Oxygen Sensor for 2018 Audi A4

    PartNumber: 250-25120
    Product Specifications
    • Notes: B1S1
    • 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: 2018 Audi A4 Wideband Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $109.70
  • Walker Products Premium Oxygen Sensor for 2018 Audi A4 - 250-241143

    Walker Products® Premium Oxygen Sensor for 2018 Audi A4

    PartNumber: 250-241143
    Product Specifications
    • Notes: B1S2
    • 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: 2018 Audi A4 Premium Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $104.21
  • Walker Products Oxygen Sensor for 2018 Audi A4 - 350-34928

    Walker Products® Oxygen Sensor for 2018 Audi A4

    PartNumber: 350-34928
    Product Specifications
    • Notes: Downstream; B1S2
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 17.83"
    • Position: Downstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620106842
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 14.29"
    • Wires Quantity: 4 Wire Leads
    • Part Description: 2018 Audi A4 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $59.41
  • Walker Products Oxygen Sensor for 2018 Audi A4 - 350-35132

    Walker Products® Oxygen Sensor for 2018 Audi A4

    PartNumber: 350-35132
    Product Specifications
    • Notes: Upstream; B1S1
    • Connector Gender: Male
    • Connector Shape: Radiused Polygon
    • Installation Type: Threaded
    • Overall Length: 18.11"
    • Position: Upstream
    • Sensor Type: Heated
    • Thread Diameter: 18.0 mm
    • UPC: 724620117602
    • Wire Gauge Measurement: 20 Gauge
    • Wire Harness Length: 12.79"
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Audi A4 Oxygen Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | Premium | 4 Cyl 2.0L
    • 2018 Audi A4 | Premium Plus | 4 Cyl 2.0L
    • 2018 Audi A4 | Prestige | 4 Cyl 2.0L
    Show More
    $87.65
  • Denso Air Fuel Ratio Sensor for 2018 Audi A4 - 234-5019

    Denso® Air Fuel Ratio Sensor for 2018 Audi A4

    PartNumber: 234-5019
    Product Specifications
    • Notes: OE Quality Replacement Sensor
    • Connector Gender: Male
    • O2 Sensor Configuration: Direct Fit
    • Position: Upstream Driver Side
    • Sensor Type: Heated
    • Thread Diameter: 0.71" (18 mm)
    • UPC: 042511117518
    • Wire Harness Length: 12.8" (325.1 mm)
    • Wires Quantity: 5 Wire Leads
    • Part Description: 2018 Audi A4 Air Fuel Ratio Sensor
    More Info
    Vehicle Fitment
    • 2018 Audi A4 | All Trims | 4 Cyl 2.0L
    $97.96