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Walker Products Oxygen Sensors

Restore the efficiency of your vehicle's engine and exhaust systems with a high-quality oxygen sensor made by Walker Products. Here at CarParts.com, we offer a selection of aftermarket oxygen sensors manufactured to strict OE specifications to ensure a long service life and an improved performance. Order anytime, and get the oxygen sensor you need in just a few business days. All our parts come with a low-price guarantee to help you repair your ride without breaking the bank, so shop for a Walker Products oxygen sensor today!
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350-34039 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
350-34039 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034039
Vehicle Info Required to Guarantee Fit
$29.49
Product Details
Location : Driver Side, Before Or After Catalytic Converter, After Primary Catalytic Converter, Before Or After Catalytic Converter, After Catalytic Converter, Passenger Side, Before Or After Catalytic Converter, Driver Side, After Catalytic Converter, Driver Side - After Catalytic Converter, Before Catalytic Converter, Driver Side - After Catalytic Converter, Passenger Side - Before Catalytic Converter, Before Catalytic Converter, Passenger Side - After Catalytic Converter, Driver Side, Before Catalytic Converter, Before Primary Catalytic Converter, Passenger Side, After Catalytic Converter, After Secondary Catalytic Converter, Before Catalytic Converter, Before Or After Secondary Catalytic Converter, Passenger Side, Before Catalytic Converter, Passenger Side - After Catalytic Converter, Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Aftermarket Base Sensor
250-24869 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-24869 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25024869
Vehicle Info Required to Guarantee Fit
$72.49
Product Details
Location : Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-24810 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-24810 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: 25024810
Vehicle Info Required to Guarantee Fit
$136.49
Product Details
Location : Before Catalytic Converter, After Catalytic Converter, Before Or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 38.98 in. Wire LengthInterchange Part Number : ES10918Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
SET-25024810 Before and After Catalytic Converter Oxygen Sensor, Set of 2 4-wire
Walker Products®
SET-25024810 Before and After Catalytic Converter Oxygen Sensor, Set of 2 4-wire
Part Number: SET-25024810
Vehicle Info Required to Guarantee Fit
$259.49
Product Details
Location : Before And After Catalytic ConverterNotes : Set Components - (2) Oxygen SensorType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 38.98 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

350-34630 After Catalytic Converter Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
350-34630 After Catalytic Converter Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034630
Vehicle Info Required to Guarantee Fit
$51.49
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 23.62 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Aftermarket Base Sensor
350-35128 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 5-wire
Walker Products®
350-35128 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 5-wire
Part Number: WKP350-35128
Vehicle Info Required to Guarantee Fit
$72.49
Product Details
Location : Driver Side, Before Catalytic Converter, Before Secondary Catalytic Converter, Before Catalytic Converter, Passenger Side, Before Catalytic ConverterNotes : 11.81 in. Overall Length; Heated Sensor Type; 20 Wire Gauge MeasurementType : 5-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 8.66 in. Wire LengthThread Size : 18 mm Thread SizeMounting Style : Threaded-in Mounting StyleConnector Gender : Female ConnectorWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Aftermarket Base Sensor
250-54013 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-54013 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: 25054013
Vehicle Info Required to Guarantee Fit
$192.49
Product Details
Location : Before Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14 in. Wire LengthInterchange Part Number : REPH960921Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
350-34213 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
350-34213 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034213
Vehicle Info Required to Guarantee Fit
$33.49
Product Details
Location : Before Catalytic Converter, After Secondary Catalytic Converter, Passenger Side - Before Catalytic Converter, After Catalytic Converter, Driver Side - Before Catalytic Converter, Passenger Side - After Catalytic Converter, Before Secondary Catalytic Converter, After Catalytic Converter, Before Or After Primary Catalytic Converter, Before Or After Catalytic Converter, After Catalytic Converter, Before Catalytic Converter, Driver Side - After Catalytic Converter, Passenger Side, Before Or After Catalytic Converter, Driver Side, After Catalytic Converter, Driver Side - After Catalytic Converter, Before Catalytic Converter, Before Catalytic Converter, Passenger Side - After Catalytic Converter, Driver Side, Before Catalytic Converter, Passenger Side, After Catalytic Converter, Before Catalytic Converter, Passenger Side, Before Catalytic Converter, Passenger Side - After Catalytic Converter, Before Catalytic Converter, Before Or Aftfer Catalytic Converter, Before Catalytic Converter, After Primary Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 12.8 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Aftermarket Base Sensor
350-34655 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
350-34655 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034655
Vehicle Info Required to Guarantee Fit
$35.99
Product Details
Location : Before Catalytic Converter, Before Or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.11 in. Wire LengthWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Aftermarket Base Sensor
250-25102 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 5-wire
Walker Products®
250-25102 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 5-wire
Part Number: WKP25025102
Vehicle Info Required to Guarantee Fit
$122.49
Product Details
Location : Before Catalytic ConverterNotes : Wideband sensorType : 5-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 24.50 in. Wire LengthInterchange Part Number : DM69090004Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-241142 After Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually
Walker Products®
250-241142 After Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually
Part Number: WKP250-241142
Vehicle Info Required to Guarantee Fit
$86.49
Product Details
Location : After Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-24988 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-24988 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25024988
Vehicle Info Required to Guarantee Fit
$71.49
Product Details
Location : After Primary Catalytic Converter, After Catalytic Converter, Before Or After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 24.61 in. Wire LengthInterchange Part Number : DH96090006Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-54105 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-54105 Before Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25054105
Vehicle Info Required to Guarantee Fit
$141.49
Product Details
Location : Before Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 19.69 in. Wire LengthInterchange Part Number : DI96090002Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-241117 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-241117 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP250241117
Vehicle Info Required to Guarantee Fit
$44.99
Product Details
Location : Before Catalytic Converter, Passenger Side - After Catalytic Converter, Driver Side - Before Catalytic Converter, Passenger Side - After Catalytic Converter, Before Catalytic Converter, After Catalytic Converter, Before Or After Catalytic Converter, Driver Side - Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.11 in. Wire LengthInterchange Part Number : DJ96090001Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
250-24487 After Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
250-24487 After Catalytic Converter Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: 25024487
Vehicle Info Required to Guarantee Fit
$77.49
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 15.75 in. Wire LengthInterchange Part Number : REPT960906Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical 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.

Series : Walker Products Original Equipment Base Sensor
Page 1 of 115 | Showing 1 - 15 of 1722 results

Top Rated Products

Walker Products 350-35128 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 5-wire
$72.49( Review)
Quality parts! Was as described. Got help from associate to insure part would fit my See More
Kevin G.
VERIFIED PURCHASER
Walker Products 350-34213 Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
$33.49( Review)
The oxygen sensors did the job for me appreciate the quick delivery.
William P.
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)P0141 is part of a family of codes listed as follows: P0141 – Sensor Heater Circuit Bank 1 Sensor 2 P0161 – Sensor Heater Circuit Bank 2 Sensor 2 P0135 – O2 Sensor Heater Circuit Bank 1 Sensor 1 P0155 – O2 Heater Circuit Bank 2, Sensor 1 Make sure you know bank 1 from
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3When there are only 3 O2 sensors it’s typically because there’s only one catalyst being monitored, and “Bank 1” is the default designation when there’s only one sensor in a category. Diagram showing 3 oxygen sensors | Image Source: Richard McCuistian
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)Due to this, the O2 sensor features an integrated heater circuit to bring it up to operating temperature after a cold start. When this circuit stops functioning properly, it can trigger a P0135. The oxygen sensor monitors your vehicle’s air-to-fuel ratio. What Does the P0135 Code Mean?