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Denso Exact Fit Oxygen Sensor 234-4988
  • Part # 234-4988
  • SKU # 269899
$
155
99
Application: Downstream sensor (located after catalytic converter)
Notes: Aftermarket part, Narrowband
Denso Exact Fit Oxygen Sensor 234-5178
  • Part # 234-5178
  • SKU # 269823
$
233
99
Application: Upstream sensor (located before catalytic converter)
Notes: Aftermarket part, Wideband. Air fuel ratio sensor
NTK Exact Fit Oxygen Sensor 24478
  • Part # 24478
  • SKU # 938378
$
110
99
Application: Downstream sensor (located after catalytic converter)
Notes: Actual OE Part, Narrowband
NTK Exact Fit Oxygen Sensor 27004
  • Part # 27004
  • SKU # 938783
$
143
99
Application: Upstream sensor (located before catalytic converter)
Notes: Actual OE Part, Wideband. OE type 5 wire wideband A/F sensor

About

2017 Subaru WRX Oxygen Sensor

Your ECU monitors the engine's air-fuel ratio thanks to the 2017 WRX O2 sensor which can let the computer know when something is off. A bad sensor won't do this,risking damage to important parts like the catalytic converter,and it can lower gas mileage. A new sensor can get your car back to performing its best by correctly monitoring for lean and rich mixtures so the engine can run as efficiently as possible. Shop 2017 Subaru WRX oxygen sensors and get free next day delivery or same day pick up at your local store.