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Bosch Exact Fit Oxygen Sensor 16421
  • Part # 16421
  • SKU # 115591
$
141
99
Application: Downstream sensor (located after catalytic converter)
Notes: Actual OE Part, Narrowband. Exact fit
Bosch Exact Fit Oxygen Sensor 17039
  • Part # 17039
  • SKU # 183364
$
169
99
Application: Upstream sensor (located before catalytic converter)
Notes: Actual OE Part, Wideband. Exact fit
Walker Exact Fit Oxygen Sensor 350-34215
  • Part # 350-34215
  • SKU # 924886
$
125
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
Denso Exact Fit Oxygen Sensor 234-4875
  • Part # 234-4875
  • SKU # 270141
$
211
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
Denso Exact Fit Oxygen Sensor 234-5135
  • Part # 234-5135
  • SKU # 257503
$
217
99
Application: Upstream sensor (located before catalytic converter)
Notes: Aftermarket part, Wideband.
NTK Exact Fit Oxygen Sensor 25612
  • Part # 25612
  • SKU # 408526
$
186
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
NTK Exact Fit Oxygen Sensor 24329
  • Part # 24329
  • SKU # 504025
$
299
99
Application: Upstream sensor (located before catalytic converter)
Notes: Aftermarket part, Wideband. OE type 5 wire wideband A/F sensor

About

2011 BMW M3 Oxygen Sensor

Your engine's performance depends on the right air-fuel ratio, and the 2011 M3 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 2011 BMW M3 O2 sensors to keep your car running smoothly down the road ahead.