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2018 Ford Mustang

Oxygen Sensors

Some telltale signs that your oxygen sensor is starting to fail include the check engine light coming on, poor fuel economy, and the engine running rough. Get a replacement as soon as you confirm that your oxygen sensor is bad. The great news is that here at CarParts.com, we have an oxygen sensor replacement for every application (upstream, downstream, before/after the catalytic converter, etc.). Choose from our wide range of high-quality O2 sensors manufactured by the most reputable names in the industry.
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After Catalytic Converter Oxygen Sensor, 4-wire, 8 Cyl., 5.2L Engine, Engine Designation: 99Z, Engine VIN: Z, FI, Naturally Aspirated, GAS
Part Number: RF96090001
Guaranteed to Fit
$25.54
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L Eng. Designation: 99Z, Eng. VIN: Z, FI, Naturally Aspirated, GAS
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L Eng. Designation: 99Z, Eng. VIN: Z, FI, Naturally Aspirated, GAS
Product Details
Location : After Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : CTKOSFD4019Interchange Part Number : 35034446, CTKOSFD4019Warranty : 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, Driver and Passenger Side Oxygen Sensors 4-wire, 8 Cyl., 5.2L Engine
Part Number: SET-RF96090001-2
Guaranteed to Fit
$48.49
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L
Product Details
Location : After Catalytic Converter, Driver and Passenger SideComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitReplaces OE Number : CTKOSFD4019Interchange Part Number : CTKOSFD4019Warranty : 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
OE Replacement Series Oxygen Sensor, Sold individually 4-wire
Part Number: BS15383
Guaranteed to Fit
$54.99
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L
Product Details
Location : After Catalytic ConverterNotes : Heated Sensor TypeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitMounting Style : Threaded-in Mounting StyleHex Size : 22 mm Hex SizeConnector Gender : Male ConnectorWarranty : 1-year Bosch 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.

Promotions : European Vehicle PartsSeries : OE Replacement Series
Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25024989
Guaranteed to Fit
$51.49
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L B1S2; B2S2
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L B1S2; B2S2
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 17.72 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
OE Replacement Series Oxygen Sensor, Sold individually 5-wire
Part Number: BS17487
Guaranteed to Fit
$71.49
Vehicle Fitment
  • 2018 Ford Mustang EcoBoost 4 Cyl 2.3L
  • 2018 Ford Mustang EcoBoost Premium 4 Cyl 2.3L
Product Details
Location : Before Catalytic ConverterNotes : Heated Sensor TypeType : 5-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitMounting Style : Threaded-in Mounting StyleHex Size : 22 mm Hex SizeConnector Gender : Male ConnectorWarranty : 1-year Bosch 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.

Promotions : European Vehicle PartsSeries : OE Replacement Series
Passenger Side, Before Catalytic Converter Oxygen Sensor, Sold individually
Part Number: MIDY1443
Guaranteed to Fit
$98.99
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L transmissionmfrcode : MT82
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L transmissionmfrcode : MT82
Product Details
Location : Passenger Side, Before Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 2-year or unlimited-mile Motorcraft 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.

Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually
Part Number: WKP250-25119
Guaranteed to Fit
$106.49
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L B1S1; B2S1
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L B1S1; B2S1
Product Details
Location : Before Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitInterchange Part Number : DF96090008Warranty : 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
Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP350-341045
Guaranteed to Fit
$73.49
Vehicle Fitment
  • 2018 Ford Mustang EcoBoost 4 Cyl 2.3L Eng. Designation: 99H, Eng. VIN: H, FI, Turbocharged, GAS
  • 2018 Ford Mustang EcoBoost Premium 4 Cyl 2.3L Eng. Designation: 99H, Eng. VIN: H, FI, Turbocharged, GAS
Product Details
Location : After Catalytic ConverterNotes : 13.77 in. Overall Length; Heated Sensor Type; 20 Wire Gauge MeasurementType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 11.61 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
Oxygen Sensor, Sold individually
Part Number: MIDY1442
Guaranteed to Fit
$89.99
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L transmissionmfrcode : 10R80
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L transmissionmfrcode : 10R80
Product Details
Location : Before Catalytic Converter, Passenger SideQuantity Sold : Sold individuallyWarranty : 2-year or unlimited-mile Motorcraft 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.

Motorcraft OE Replacement Oxygen Sensor, Sold individually 4-wire
Part Number: MIDY1291
Guaranteed to Fit
$60.49
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L Automatic Transmission
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L Automatic Transmission
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : FR3Z9G444AWarranty : 2-year or unlimited-mile Motorcraft 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 : Motorcraft OE Replacement
Motorcraft OE Replacement Oxygen Sensor, Sold individually 4-wire
Part Number: MIDY1329
Guaranteed to Fit
$107.49
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L Automatic Transmission
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L Automatic Transmission
Product Details
Location : Passenger Side, Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : FR3Z9F472DWarranty : 2-year or unlimited-mile Motorcraft 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 : Motorcraft OE Replacement
Before Catalytic Converter, Driver Side Oxygen Sensor, Sold individually 5-wire
Part Number: NP2345177
Guaranteed to Fit
$50.49
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L O.E. Quality Replacement Sensor
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L O.E. Quality Replacement Sensor
Product Details
Location : Before Catalytic Converter, Driver SideNotes : Heated Sensor TypeType : 5-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 28.15 in. Wire LengthThread Size : 0.71 in. Thread SizeWarranty : 1-year Denso 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.

After Catalytic Converter Oxygen Sensor, Sold individually
Part Number: NP2344961
Guaranteed to Fit
$35.99
Vehicle Fitment
  • 2018 Ford Mustang EcoBoost 4 Cyl 2.3L O.E. Quality Replacement Sensor
  • 2018 Ford Mustang EcoBoost Premium 4 Cyl 2.3L O.E. Quality Replacement Sensor
Product Details
Location : After Catalytic ConverterNotes : (4) Wire Quantity; 15.16 in. Wire Harness Length; Heated Sensor TypeQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 1-year Denso 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.

Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034446
Guaranteed to Fit
$42.49
Vehicle Fitment
  • 2018 Ford Mustang Shelby GT350R 8 Cyl 5.2L Eng. Designation: 99Z, Eng. VIN: Z, FI, Naturally Aspirated, GAS
  • 2018 Ford Mustang Shelby GT350 8 Cyl 5.2L Eng. Designation: 99Z, Eng. VIN: Z, FI, Naturally Aspirated, GAS
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 17.72 in. Wire LengthReplaces OE Number : CTKOSFD4019Interchange Part Number : RF96090001, CTKOSFD4019Warranty : 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
After Catalytic Converter Oxygen Sensor, Sold individually 4-wire
Part Number: WKP350341073
Guaranteed to Fit
$46.49
Vehicle Fitment
  • 2018 Ford Mustang GT 8 Cyl 5.0L FI, Naturally Aspirated, GAS, Automatic Transmission, B1S2; B2S2
  • 2018 Ford Mustang GT Premium 8 Cyl 5.0L FI, Naturally Aspirated, GAS, Automatic Transmission, B1S2; B2S2
Product Details
Location : After Catalytic ConverterNotes : (4) Wire Quantity; 600 mm Overall Length; HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitThread Size : M18 Thread SizeMounting Style : Threaded-in Mounting StyleConnector Gender : Female ConnectorConnector Shape : Rectangular Connector ShapeWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel and Nickel Alloyed Stainless Steel, which are 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.

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Shopping for Oxygen Sensor

Oxygen Sensor Shopping Info

What Is an Oxygen Sensor?

Modern vehicles are equipped with oxygen sensors, which monitor the amount of oxygen in the exhaust pipe. This part works with the engine control module to maintain your vehicle’s performance and keep its emissions in check.

How Much Does an Oxygen Sensor Replacement Cost?

Replacement oxygen sensors cost anywhere from $10 to $600 for the part alone. Factors that affect this part’s pricing include quantity, location, sensor type, and kit inclusions. Labor can cost you an additional $60 to $70, depending on where you live.

Shop for Aftermarket Oxygen Sensors on CarParts.com

Need to get an OE-grade oxygen sensor replacement fast? Here at CarParts.com, you don’t have to wait in line at a brick-and-mortar store just to get the part you need. With just a few clicks, you can get your orders delivered right to your doorstep in as fast as two business days.

Oxygen sensor replacements are typically sold individually, but you can also purchase them in sets of two or in kits that include catalytic converters. They’re also sold in a variety of inlet types and dimensions, so make sure to double-check if you’ve chosen a part with the right specifications.

With all these options and specifications to look out for, shopping for oxygen sensors can seem like an intimidating task. But with our user-friendly website, you can buy the right oxygen sensor in just a few clicks. Our products are manufactured in world-class facilities and have gone through strict tests to ensure their quality. This way, you can rest easy knowing that you’re getting high-quality products at unbeatable prices.

To view oxygen sensors and other compatible parts for your vehicle, use our vehicle selector tool and enter your vehicle’s specific year, make, and model. You can also indicate your preferences using our search filters. Buying oxygen sensors is easy and convenient here at CarParts.com. Shop now!

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?