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2019 Lexus RX350
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2019 Lexus RX350

2019 Lexus RX350 Oxygen Sensors

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Before Catalytic Converter Oxygen Sensor, 4-wire, Air/Fuel sensor
DriveWire
Before Catalytic Converter Oxygen Sensor, 4-wire, Air/Fuel sensor
Part Number: REPT960928
Guaranteed to Fit
$63.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS
Product Details
Location : Before Catalytic Converter, Radiator SideNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14.76 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeReplaces OE Number : 8946733110Interchange Part Number : 25054059, 8946733110Connector 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 Secondary Catalytic Converter Oxygen Sensor 4-wire, Air/Fuel Sensor, Heated, FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
DriveWire
Before Secondary Catalytic Converter Oxygen Sensor 4-wire, Air/Fuel Sensor, Heated, FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
Part Number: REPT960918
Guaranteed to Fit
$50.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
Product Details
Location : Before Secondary Catalytic ConverterNotes : Air/Fuel sensor; HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitThread Size : 0.71 in. Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25054007Connector 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
Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25054059
Guaranteed to Fit
$129.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS
Product Details
Location : Before Catalytic Converter, Radiator SideNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14.76 in. Wire LengthInterchange Part Number : REPT960928Warranty : 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
Walker Products®
Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35064056
Guaranteed to Fit
$118.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
Product Details
Location : Before Secondary Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 20.08 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
Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Walker Products®
Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35064070
Guaranteed to Fit
$100.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS
Product Details
Location : Before Primary Catalytic ConverterNotes : Air/Fuel sensorType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14.76 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
Oxygen Sensor, Sold individually 4-wire
Denso®
Oxygen Sensor, Sold individually 4-wire
Part Number: NP2349161
Guaranteed to Fit
$147.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L
  • 2019 Lexus RX350 Base 6 Cyl 3.5L
Product Details
Location : Before Catalytic Converter, Passenger SideNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 13.78 in. Wire LengthThread Size : 18 mm Thread SizeConnector Gender : Male ConnectorWarranty : 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.

Oxygen Sensor, Sold individually 4-wire
Denso®
Oxygen Sensor, Sold individually 4-wire
Part Number: NP2348004
Guaranteed to Fit
$92.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L
  • 2019 Lexus RX350 Base 6 Cyl 3.5L
Product Details
Location : After Catalytic Converter, Driver SideNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 16.73 in. Wire LengthThread Size : 18 mm Thread SizeConnector Gender : Male ConnectorWarranty : 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, Passenger Side Oxygen Sensor, Sold individually 4-wire
Denso®
After Catalytic Converter, Passenger Side Oxygen Sensor, Sold individually 4-wire
Part Number: NP2348003
Guaranteed to Fit
$105.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L
  • 2019 Lexus RX350 Base 6 Cyl 3.5L
Product Details
Location : After Catalytic Converter, Passenger SideNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 25.39 in. Wire LengthThread Size : 18 mm Thread SizeConnector Gender : Female ConnectorWarranty : 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.

Passenger Side, After Catalytic Converter Oxygen Sensor, Sold individually
Bosch®
Passenger Side, After Catalytic Converter Oxygen Sensor, Sold individually
Part Number: BS18169
Guaranteed to Fit
$94.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L
  • 2019 Lexus RX350 Base 6 Cyl 3.5L
Product Details
Location : Passenger Side, After Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 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 Parts
Oxygen Sensor, Sold individually
Bosch®
Oxygen Sensor, Sold individually
Part Number: BS18172
Guaranteed to Fit
$141.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L Except Japan Built
  • 2019 Lexus RX350 Base 6 Cyl 3.5L Except Japan Built
Product Details
Location : Driver Side, Before Catalytic ConverterQuantity Sold : Sold individuallyWarranty : 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.

Oxygen Sensor, Sold individually
Walker Products®
Oxygen Sensor, Sold individually
Part Number: 35064126
Guaranteed to Fit
$97.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Japan Built Vehicle
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Japan Built Vehicle
Product Details
Location : Before Secondary Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel (Metallic), 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.

Oxygen Sensor, Sold individually 4-wire
Denso®
Oxygen Sensor, Sold individually 4-wire
Part Number: NP2349158
Guaranteed to Fit
$144.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L
  • 2019 Lexus RX350 Base 6 Cyl 3.5L
Product Details
Location : Before Catalytic Converter, Driver SideNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 17.32 in. Wire LengthThread Size : 18 mm Thread SizeConnector Gender : Male ConnectorWarranty : 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.

Oxygen Sensor, Sold individually
Walker Products®
Oxygen Sensor, Sold individually
Part Number: 25054118
Guaranteed to Fit
$168.99
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Japan Built Vehicle
  • 2019 Lexus RX350 Base 6 Cyl 3.5L FI, Naturally Aspirated, GAS, Japan Built Vehicle
Product Details
Location : Before Secondary Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitInterchange Part Number : DL96090007Warranty : 90-day Walker Products limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemicals including Nickel (Metallic), 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.

Oxygen Sensor, Sold individually 4-wire
NTK®
Oxygen Sensor, Sold individually 4-wire
Part Number: NG24827
Guaranteed to Fit
$166.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L GAS, B2S1, OE Equivalent Design
  • 2019 Lexus RX350 Base 6 Cyl 3.5L GAS, B2S1, OE Equivalent Design
Product Details
Location : Before Primary Catalytic ConverterNotes : 0.38 in. Thread Length; Heated Sensor TypeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14.8 in. Wire LengthThread Size : 18 mm Thread SizeWarranty : NGK 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.

OE Replacement Series Oxygen Sensor, Sold individually
Bosch®
OE Replacement Series Oxygen Sensor, Sold individually
Part Number: BS18173
Guaranteed to Fit
$172.49
Vehicle Fitment
  • 2019 Lexus RX350 F Sport 6 Cyl 3.5L Except Japan Built
  • 2019 Lexus RX350 Base 6 Cyl 3.5L Except Japan Built
Product Details
Location : Passenger Side, Before Catalytic ConverterQuantity Sold : Sold individuallyProduct Fit : Direct FitWarranty : 24-month or 24,000-mile 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
Page 1 of 3 | Showing 1 - 15 of 33 results

Top Rated Products

DriveWire Before Secondary Catalytic Converter Oxygen Sensor 4-wire, Air/Fuel Sensor, Heated, FI, Naturally Aspirated, GAS, Except Japan Built Vehicle
$50.99( Review)
Happy customer. Shipped quickly and parts look good
Debbie C.
VERIFIED PURCHASER
DriveWire Before Catalytic Converter Oxygen Sensor, 4-wire, Air/Fuel sensor
$63.49( Review)
Great part. Quick response to a query. I could install the oxygen sensor and it’s worSee More
Prakash H.
VERIFIED PURCHASER

Popular Products

Product Questions & Answers

NTK Oxygen Sensor, Sold individually 4-wire
$166.49
Q:2003 Lexus es 300 oxygen sensor bank 1 sensor1?
Candido A.
A:BEST ANSWERHi Candido, I'm pleased to assist you. Yes, this sensor is guaranteed to fit the Bank 1 Sensor 1 of the 2003 Lexus ES300 Base 6 Cyl 3.0L. Click the link below to continue ordering at a discounted offer today, while supplies last. I hope this helps. Enjoy your CP shopping experience! https://www.carparts.com/oxygen-sensor/ntk/ng24827?can=CPGG4850_CSQA_20230403 Show less
Grace G.
 
1 Question, 1 AnswerView all Q&As >

Helpful Automotive Resources

P2187 Code: System too Lean at Idle (Bank 1)
P2187 Code: System too Lean at Idle (Bank 1)Note that there is only one bank if your car has a straight engine and the scan tool will always refer to that bank as “Bank 1.” P2187 code indicates that your vehicle’s computer detected a potential issue with the fuel mixture at idle.
P2270 Code: O2 Sensor Signal Biased / Stuck Lean (Bank 1, Sensor 2)
P2270 Code: O2 Sensor Signal Biased / Stuck Lean (Bank 1, Sensor 2)Bank 1 is where the #1 spark plug is. O2 sensor 1/1 is the upstream sensor on Bank 1 (different for a Ford than for a Chevy or a Dodge), and O2 sensor 1/2 is the downstream sensor on Bank 1. O2 2/1 is upstream on Bank 2 and O2
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)
P0141 Code: Oxygen Sensor Heater Circuit Malfunction (Bank 1, Sensor 2)With that in mind, it’s important to note that Bank 1 is always where the number 1 cylinder is located. Thus, on Ford pickups, Bank 1 is the passenger side bank, but on Chevy and Dodge pickups, Bank 1 is the driver side bank. You need to know this, or
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3
P0042 Code: HO2S Heater Control Circuit Bank 1 Sensor 3Bank 1 is the side of the engine where the #1 cylinder is located. P0042 code is set when your car’s PCM determines a potential problem with the heater element circuit of the oxygen sensor.
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
P0135 Code: Heated O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)Diagnostic trouble code (DTC) P0135 stands for “Oxygen O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1).” It is set when the car’s primary computer—also called the powertrain control module or PCM—determines that the heated oxygen sensor (HO2S) 1 heater current is higher or lower than the ideal amp for
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)
P0134: O2 Sensor Circuit No Activity Detected (Bank 1, Sensor 1)The Bank 1 portion of the code refers to the side of the engine with the number one cylinder. Sensor 1 refers to the upstream O2 sensor.