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2005 Kia Optima

2005 Kia Optima Oxygen Sensors

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After Catalytic Converter, Front or Rear Oxygen Sensor, 4-Wire, Heated, 6 Cyl., 2.7L Engine
Part Number: REPH960925
Guaranteed to Fit
$41.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : After Secondary 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 : 25024783Connector 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., 2.4L Engine
Part Number: RH96090013
Guaranteed to Fit
$23.20
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L B1S2
  • 2005 Kia Optima EX 4 Cyl 2.4L B1S2
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 22.64 in. Wire LengthInterchange Part Number : 25024368Warranty : 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 Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034014
Guaranteed to Fit
$48.99
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : Before or After Primary or Secondary 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
After Catalytic Converter Walker Products Aftermarket Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP35034174
Guaranteed to Fit
$38.99
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L Eng. VIN: 6, FI, Naturally Aspirated, GAS
  • 2005 Kia Optima EX 4 Cyl 2.4L Eng. VIN: 6, FI, Naturally Aspirated, GAS
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 22.64 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 Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: 25024461
Guaranteed to Fit
$80.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : After Primary Catalytic Converter, Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.11 in. Wire LengthInterchange Part Number : ES10883, 2345430Warranty : 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
Oxygen Sensor, Sold individually 4-wire
Part Number: DELES10883
Guaranteed to Fit
$53.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : Front, Driver or Passenger Side or Rear, Driver SideType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18.11 in. Wire LengthThread Size : 18 x 1.5 mm Thread SizeInterchange Part Number : 2345430Warranty : 1-year or 12,000-mile Delphi 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
Part Number: NP2344191
Guaranteed to Fit
$62.99
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L O.E. Quality Replacement Sensor
  • 2005 Kia Optima LX 6 Cyl 2.7L O.E. Quality Replacement Sensor
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitInterchange Part Number : ES10883, 2345430Warranty : 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 4-wire
Part Number: NG25160
Guaranteed to Fit
$76.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : Passenger Side, After Catalytic ConverterNotes : Heated Sensor TypeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 24.75 in. Wire LengthThread Size : 18 mm Thread SizeMounting Style : Threaded-in Mounting StyleInterchange Part Number : ES10883, 2345430Warranty : 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.

Driver Side, After Catalytic Converter Oxygen Sensor, Sold individually 4-wire
Part Number: NG25181
Guaranteed to Fit
$76.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : Driver Side, After Catalytic ConverterNotes : Heated Sensor TypeType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 18 in. Wire LengthThread Size : 18 mm Thread SizeMounting Style : Threaded-in Mounting StyleInterchange Part Number : ES10883, 2345430Warranty : 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.

Oxygen Sensor, Sold individually 4-wire
Part Number: NP2344193
Guaranteed to Fit
$73.49
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L O.E. Quality Replacement Sensor
  • 2005 Kia Optima LX 6 Cyl 2.7L O.E. Quality Replacement Sensor
Product Details
Location : After Catalytic Converter, Driver SideType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitInterchange Part Number : 15730, SG300Warranty : 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 Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: WKP25024783
Guaranteed to Fit
$53.99
Vehicle Fitment
  • 2005 Kia Optima EX 6 Cyl 2.7L
  • 2005 Kia Optima LX 6 Cyl 2.7L
Product Details
Location : After Secondary Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 25.59 in. Wire LengthInterchange Part Number : REPH960925Warranty : 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
Oxygen Sensor, Sold individually 4-wire
Part Number: NP2344436
Guaranteed to Fit
$44.99
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L O.E. Quality Replacement Sensor
  • 2005 Kia Optima EX 4 Cyl 2.4L O.E. Quality Replacement Sensor
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 14.8 in. Wire LengthInterchange Part Number : 2344194Warranty : 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
Part Number: NP2344434
Guaranteed to Fit
$52.99
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L O.E. Quality Replacement Sensor
  • 2005 Kia Optima EX 4 Cyl 2.4L O.E. Quality Replacement Sensor
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 23.6 in. Wire LengthInterchange Part Number : 2344210, ES10883Warranty : 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 Walker Products Original Equipment Base Sensor Oxygen Sensor, Sold individually 4-wire
Part Number: 25024368
Guaranteed to Fit
$42.49
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L B1S2
  • 2005 Kia Optima EX 4 Cyl 2.4L B1S2
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 22.64 in. Wire LengthInterchange Part Number : RH96090013Warranty : 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
Oxygen Sensor, Sold individually
Part Number: FAC107510
Guaranteed to Fit
$42.99
Vehicle Fitment
  • 2005 Kia Optima LX 4 Cyl 2.4L
  • 2005 Kia Optima EX 4 Cyl 2.4L
Product Details
Location : RearQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : 3921038420, 3921039025, 3921038015Interchange Part Number : 3921038420, 3921039025, 3921038015Warranty : Facet 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.

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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.