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Bosch Exact Fit Oxygen Sensor 16002
  • Part # 16002
  • SKU # 291169
$
144
99
Application: Downstream sensor (located after catalytic converter)
Notes: Actual OE Part, Narrowband. Exact fit
Bosch Exact Fit Oxygen Sensor 17178
  • Part # 17178
  • SKU # 382819
$
196
99
Application: Upstream sensor (located before catalytic converter)
Notes: Actual OE Part, Wideband. Exact fit
Walker Exact Fit Oxygen Sensor 350-34223
  • Part # 350-34223
  • SKU # 924049
$
72
49
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
Denso Exact Fit Oxygen Sensor 234-4754
  • Part # 234-4754
  • SKU # 269707
$
191
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
Denso Exact Fit Oxygen Sensor 234-5019
  • Part # 234-5019
  • SKU # 259568
$
261
99
Application: Upstream sensor (located before catalytic converter)
Notes: Aftermarket part, Wideband. Air fuel ratio sensor
NTK Exact Fit Oxygen Sensor 24328
  • Part # 24328
  • SKU # 504022
$
266
99
Application: Upstream sensor (located before catalytic converter)
Notes: Aftermarket part, Wideband. OE type 5 wire wideband A/F sensor
NTK Exact Fit Oxygen Sensor 25657
  • Part # 25657
  • SKU # 500739
$
209
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband

About

2012 Audi A4 Oxygen Sensor

Your engine's performance depends on the right air-fuel ratio, and the 2012 A4 O2 sensor helps your ECU keep tabs on this ratio so things run smoothly. Reduced gas mileage, rough engine idling, and a lit engine indicator are all signs that something is wrong with the sensor. Left unchecked, it can damage the cat converter. Find the right price on 2012 Audi A4 O2 sensors to keep your car running smoothly down the road ahead.