Subaru Oxygen Sensors

Driving with a faulty oxygen sensor reduces your Subaru’s fuel efficiency. Good thing you can get a top-notch replacement here at CarParts.com with just a few clicks. We carry an excellent selection of OE-quality, ready-to-ship Subaru oxygen sensors for models like the Outback, Impreza, Forester, and more. We source our products only from industry veterans to guarantee their durability and performance. Enjoy big savings by shopping from our catalog of high-quality oxygen sensors today!
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Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, Air Fuel Ratio Sensor, 4 Cyl., 2.5L Engine
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, Air Fuel Ratio Sensor, 4 Cyl., 2.5L Engine
Part Number: REPS960909
Vehicle Info Required to Guarantee Fit
$50.99
Product Details
Location : Before Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 30.7 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25054058Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Oxygen Sensor, 4-Wire, FI, Naturally Aspirated, GAS, B1S2
DriveWire
Oxygen Sensor, 4-Wire, FI, Naturally Aspirated, GAS, B1S2
Part Number: REPS960907
Vehicle Info Required to Guarantee Fit
$23.99
Product Details
Location : After Catalytic Converter Or Center, After Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 21.26 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024440Connector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 4-Wire, 4 Cyl., 2.5L Engine
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-Wire, 4 Cyl., 2.5L Engine
Part Number: REPS960913
Vehicle Info Required to Guarantee Fit
$49.99
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25054027Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, 4 Cyl., 2.5L Engine
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, 4 Cyl., 2.5L Engine
Part Number: REPS960914
Vehicle Info Required to Guarantee Fit
$42.99
Product Details
Location : Before Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25054061Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before and After Catalytic Converter Oxygen Sensors, 2.5L Engine, 4-Wire
DriveWire
Before and After Catalytic Converter Oxygen Sensors, 2.5L Engine, 4-Wire
Part Number: SET-REPS960907-2
Vehicle Info Required to Guarantee Fit
$69.99
Product Details
Location : Before And After Catalytic ConverterComponents : (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024440, 25054027Warranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before and After Catalytic Converter Oxygen Sensor, Set of 2, 4-wire, 2.5L, 4Cyl
DriveWire
Before and After Catalytic Converter Oxygen Sensor, Set of 2, 4-wire, 2.5L, 4Cyl
Part Number: SET-REPS960909-2
Vehicle Info Required to Guarantee Fit
$69.99
Product Details
Location : Before And After Catalytic ConverterComponents : (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024440, 25054058Warranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before and After Catalytic Converter Oxygen Sensors, 4-Wire, 4 Cylinder, 2.5L Engine
DriveWire
Before and After Catalytic Converter Oxygen Sensors, 4-Wire, 4 Cylinder, 2.5L Engine
Part Number: SET-REPS960914-2
Vehicle Info Required to Guarantee Fit
$63.49
Product Details
Location : Before And After Catalytic ConverterNotes : Air/Fuel sensorComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024440, 25054061Connector Gender : Male and female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before or After Catalytic Converter Oxygen Sensor, 4-wire
DriveWire
Before or After Catalytic Converter Oxygen Sensor, 4-wire
Part Number: REPT960906
Vehicle Info Required to Guarantee Fit
$23.50
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 11.8 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024487Connector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated
DriveWire
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated
Part Number: RS96090003
Vehicle Info Required to Guarantee Fit
$27.43
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 14.88 in. Wire LengthThread Size : 0.71 in. Thread SizeMounting Style : Threaded-in Mounting StyleReplaces OE Number : 22690AA900Interchange Part Number : 25024487, 22690AA900Connector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated, 4 Cyl., 2.5L Engine
DriveWire
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated, 4 Cyl., 2.5L Engine
Part Number: RS96090005
Vehicle Info Required to Guarantee Fit
$28.47
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 7.56 in. Wire LengthThread Size : 0.71 in. Thread SizeMounting Style : Threaded-in Mounting StyleInterchange Part Number : 2344907Connector Gender : Male ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 1-Wire, Non-Heated
DriveWire
Before Catalytic Converter Oxygen Sensor, 1-Wire, Non-Heated
Part Number: ARBS960921
Vehicle Info Required to Guarantee Fit
$14.52
Product Details
Location : Before Catalytic ConverterType : 1-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 10.75 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeReplaces OE Number : 1629L69, 1629O56, 1630N46, 16315O1, 16317W7, 7014L152, 7014O990, 7024N816, 70323O71, 70347W18Interchange Part Number : 25021013, 1629L69, 1629O56, 1630N46, 16315O1, 16317W7, 7014L152, 7014O990, 7024N816, 70323O71, 70347W18Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 4-Wire, Air/Fuel Sensor, 4 Cyl., 2.5L Engine
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-Wire, Air/Fuel Sensor, 4 Cyl., 2.5L Engine
Part Number: RS31870002
Vehicle Info Required to Guarantee Fit
$47.99
Product Details
Location : Before Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 10.83 in. Wire LengthInterchange Part Number : 25054064Warranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before or After Catalytic Converter Oxygen Sensor, 3-Wire, Heated
DriveWire
Before or After Catalytic Converter Oxygen Sensor, 3-Wire, Heated
Part Number: RS96090012
Vehicle Info Required to Guarantee Fit
$24.49
Product Details
Location : Before Catalytic Converter, After Catalytic ConverterNotes : HeatedType : 3-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthInterchange Part Number : 25023091Warranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before or After Catalytic Converter Oxygen Sensor, 3-Wire, Heated
DriveWire
Before or After Catalytic Converter Oxygen Sensor, 3-Wire, Heated
Part Number: RS96090011
Vehicle Info Required to Guarantee Fit
$28.49
Product Details
Location : Before Catalytic Converter, Before Or After Catalytic Converter, After Catalytic ConverterNotes : HeatedType : 3-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 17.72 in. Wire LengthInterchange Part Number : 25023088Warranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, Air Fuel Ratio Sensor
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-Wire, Heated, Air Fuel Ratio Sensor
Part Number: ARBS960922
Vehicle Info Required to Guarantee Fit
$35.52
Product Details
Location : Before Catalytic ConverterNotes : Air-Fuel sensorType : 4-wireQuantity Sold : Sold IndividuallyProduct Fit : Direct FitWire Length : 19.9 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25054011Connector Gender : Female ConnectorWarranty : 1-year DriveWire unlimited-mileage warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Returns Policy : 30-Day Return Policy
Page 1 of 17 | Showing 1 - 15 of 241 results

Top Rated Products

DriveWire Before or After Catalytic Converter Oxygen Sensor, 4-wire
$23.50( Review)
I decided to buy this online because of the price and free shipping arrived in three See More
Anonymous
VERIFIED PURCHASER
DriveWire Before Catalytic Converter Oxygen Sensor, 4-Wire, 4 Cyl., 2.5L Engine
$49.99( Review)
Works at a great price. Does not have the heat shield as the OEM had. Hopefully lastsSee More
Anonymous
VERIFIED PURCHASER

Helpful Automotive Resources

P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)DTC P0141 stands for “Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2).” It indicates that there’s a problem with the heater circuit of engine bank 1’s downstream O2 sensor. Your car’s PCM tests the oxygen sensors’ heater circuits for integrity. If it finds an issue in the heater circuit
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Diagnostic trouble code (DTC) P0042 stands for “HO2S Heater Control Circuit Bank 1 Sensor 3.” It is logged when the powertrain control module(PCM) detects a possible issue with the heater circuit for the third sensor downstream from the engine on bank 1.
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)The O2 sensor is a component within your vehicle that monitors its air-to-fuel ratio. Your car’s computer uses information from this sensor to regulate fuel mixture and control emissions, but the latter has to be hot enough before this can happen.