Audi A4 Oxygen Sensor

Replacement Parts

Tell Us More About Your Audi A4. View all models

AutoZone carries hundreds of thousands of parts and accessories.

Select your Year, Make, Model and Engine to find those that fit your vehicle.

Audi is known for delivering powerful thrills, but your intricate mechanics require a very specific set of monitoring tools. When your o2 sensor fails, you feel a noticeable difference in the way your car performs – luckily AutoZone's aftermarket Audi A4 oxygen sensor restores that innate perfection.

Show of 64  Results
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  •  | Page 1 of 6 |  
  • Part Number: 15738
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: Smartlink universal
    Universal fit. Quantity per car: 2
  • Part Number: 16034
  • Application: Right down-stream sensor (located after catalytic converter)
  • Notes: O.E. type
    Exact fit. Bosch is the OE equivalent supplier. Quantity per car: 2
  • Part Number: 13842
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: O.E. Type. Optional
    Exact Fit. Quantity per car: 2
  • Part Number: 16073
  • Application: Down-stream sensor (located after catalytic converter)
  • Notes: O.E. type
    Exact fit. Bosch is the OE equivalent supplier. Quantity per car: 2
  • Part Number: 15158
  • Application: Left down-stream sensor (located after catalytic converter)
  • Notes: O.E. type
    Exact Fit
  • Part Number: 17353
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: O.E. type
    Exact fit. Bosch is the OE equivalent supplier. Quantity per car: 2
  • Part Number: 13524
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: O.E. type
    Exact Fit. Quantity per car: 2
  • Part Number: 16978
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: O.E. type
    Exact fit. Replacement item.
  • Part Number: 15160
  • Application: To serial #007799 (Last 6 digits of VIN code)
    Up-stream sensor (located before catalytic converter)
  • Notes: O.E. type
    Exact Fit
  • Part Number: 16002
  • Application: Down-stream sensor (located after catalytic converter)
    Engine code CAEB
  • Notes: O.E. type
    Exact Fit
  • Part Number: 16132
  • Application: Down-stream sensor (located after catalytic converter)
  • Notes: O.E. type
    Exact Fit
  • Part Number: 15733
  • Application: Up-stream sensor (located before catalytic converter)
  • Notes: Smartlink universal
    Universal fit. Bosch is the OE equivalent supplier. Quantity per car: 2
  •  | Page 1 of 6 |  

Our A4 oxygen sensors are designed for your Audi computer's voltage requirements. They deliver data from your exhaust output, which tells your engine how much fuel to intake at any given time. The right fit is essential in order to properly adjust for changes in temperature, altitude and engine load. When you buy an o2 sensor for Audi A4, we eliminate the wait with Same Day Store Pickup (in most cases).

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