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BMW 740iL Oxygen Sensors

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Before Catalytic Converter, Driver or Passenger Side Oxygen Sensor, 4-Wire, Heated, 14.8 in. Overall Length
DriveWire
Before Catalytic Converter, Driver or Passenger Side Oxygen Sensor, 4-Wire, Heated, 14.8 in. Overall Length
Part Number: REPB960911
Vehicle Info Required to Guarantee Fit
$22.49
Product Details
Location : Before Catalytic Converter, After Catalytic ConverterNotes : 14.8 inches overall lengthType : 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 : 25024611Connector 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, Set of 2, 4-wire
DriveWire
Before Catalytic Converter Oxygen Sensor, Set of 2, 4-wire
Part Number: SET-REPB960911-2
Vehicle Info Required to Guarantee Fit
$42.49
Product Details
Location : Before Catalytic ConverterNotes : 14.8 inches overall lengthComponents : (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 SizeConnector 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
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated
DriveWire
After Catalytic Converter Oxygen Sensor, 4-Wire, Heated
Part Number: REPB960908
Vehicle Info Required to Guarantee Fit
$24.39
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 21.7 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024125Connector 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, Set of 2, 4-wire
DriveWire
After Catalytic Converter Oxygen Sensor, Set of 2, 4-wire
Part Number: SET-REPB960908-2
Vehicle Info Required to Guarantee Fit
$46.49
Product Details
Location : After Catalytic ConverterComponents : (2) Oxygen SensorsType : 4-wireQuantity Sold : Set of 2Product Fit : Direct FitWire Length : 21.7 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeConnector 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, Driver or Passenger Side Oxygen Sensor, 4-Wire
DriveWire
Before Catalytic Converter, Driver or Passenger Side Oxygen Sensor, 4-Wire
Part Number: REPB960902
Vehicle Info Required to Guarantee Fit
$18.99
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 12.99 in. Wire LengthThread Size : M18-1.5 Thread SizeMounting Style : Threaded-in Mounting StyleHex Size : 7/8 in. Hex SizeInterchange Part Number : 25024605Connector 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
0-258-986-505 Oxygen Sensor Premium Universal (Heated 4 Wire) - Replaces OE Number 15738
Bosch®
0-258-986-505 Oxygen Sensor Premium Universal (Heated 4 Wire) - Replaces OE Number 15738
Part Number: BS0258986505
Vehicle Info Required to Guarantee Fit
$65.48
Product Details
Location : Rear, Driver Or Passenger Side, Front Or Rear, Driver Or Passenger Side, Front, Driver Or Passenger Side, Front Or Rear, Rear, Driver Or Passenger SideQuantity Sold : Sold individuallyProduct Fit : Direct FitReplaces OE Number : 15738Warranty : 24-month 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 : CarParts EuroSeries : OE Replacement Series
234-4681 After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire
Denso®
234-4681 After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire
Part Number: NP2344681
Vehicle Info Required to Guarantee Fit
$82.49
Product Details
Location : After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 21.5 in. Wire LengthInterchange Part Number : 2344672, 13559Warranty : 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.

15738 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Bosch®
15738 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Part Number: BS15738
Vehicle Info Required to Guarantee Fit
$58.99
Product Details
Location : Downstream, Driver Or Passenger Side, Downstream; Upstream, Driver Or Passenger Side, Downstream; Upstream, Driver Side, Downstream, Upstream, Driver Or Passenger Side, Upstream; Downstream, Driver Or Passenger Side, Downstream Or Upstream, Upstream, Upstream; Downstream, Front Or Rear, Downstream, Front Or Rear, Upstream Or Downstream, Driver Or Passenger SideType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 26.8 in. Wire LengthInterchange Part Number : 15730, SG300Warranty : 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 : CarParts EuroSeries : OE Replacement Series
350-34045 After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Walker Products®
350-34045 After Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Part Number: WKP35034045
Vehicle Info Required to Guarantee Fit
$66.99
Product Details
Location : After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 21.85 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
13231 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Bosch®
13231 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Part Number: BS13231
Vehicle Info Required to Guarantee Fit
$67.99
Product Details
Location : Before Catalytic Converter, UpstreamType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 22.4 in. Wire LengthReplaces OE Number : 0Interchange Part Number : 2344000, 0Warranty : 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 : CarParts EuroSeries : OE Replacement Series
350-34142 Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Walker Products®
350-34142 Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Part Number: WKP35034142
Vehicle Info Required to Guarantee Fit
$51.99
Product Details
Location : Before Catalytic Converter, After Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 13.78 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
15736 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Bosch®
15736 Oxygen Sensor, Sold individually, 4-wire, OE Replacement Series
Part Number: BS15736
Vehicle Info Required to Guarantee Fit
$63.49
Product Details
Location : Downstream, Downstream Or Upstream, UpstreamType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 26.8 in. Wire LengthInterchange Part Number : 15730, SG300Warranty : 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 : CarParts EuroSeries : OE Replacement Series
350-34025 Before Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Walker Products®
350-34025 Before Catalytic Converter Oxygen Sensor, Sold individually, 4-wire, Walker Products Aftermarket Base Sensor
Part Number: WKP35034025
Vehicle Info Required to Guarantee Fit
$68.99
Product Details
Location : Before Catalytic ConverterNotes : HeatedType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 12.99 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
234-4671 Before Catalytic Converter Oxygen Sensor, Sold individually, 4-wire
Denso®
234-4671 Before Catalytic Converter Oxygen Sensor, Sold individually, 4-wire
Part Number: NP2344671
Vehicle Info Required to Guarantee Fit
$70.49
Product Details
Location : Before Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 17.9 in. Wire LengthInterchange Part Number : 13231, 2344000Warranty : 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.

234-4201 Oxygen Sensor, Sold individually, 4-wire
Denso®
234-4201 Oxygen Sensor, Sold individually, 4-wire
Part Number: NP2344201
Vehicle Info Required to Guarantee Fit
$77.99
Product Details
Location : Before Primary Catalytic Converter Or After Secondary Catalytic Converter, After Catalytic Converter, Driver Or Passenger Side, Before Catalytic Converter, Before Or After Catalytic Converter, After Catalytic ConverterType : 4-wireQuantity Sold : Sold individuallyProduct Fit : Direct FitWire Length : 11.7 in. Wire LengthReplaces OE Number : 9202721Interchange 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.

Page 1 of 3 | Showing 1 - 15 of 45 results

Top Rated Products

DriveWire Before Catalytic Converter, Driver or Passenger Side Oxygen Sensor, 4-Wire, Heated, 14.8 in. Overall Length
$22.49( Review)
Everything was on point the delivery time was great and the part fits that 👌 why I wSee More
Gwendolyn G.
VERIFIED PURCHASER
DriveWire Before Catalytic Converter Oxygen Sensor, Set of 2 4-wire
$42.49( Review)
Worked. Sold car
Tom E.
VERIFIED PURCHASER
Bosch 0-258-986-505 Oxygen Sensor Premium Universal (Heated 4 Wire) - Replaces OE Number 15738
$65.48( Review)
I mean it was just what I needed fit good and got rid of my backfire problem so I higSee More
Bryan C.
VERIFIED PURCHASER

Product Questions & Answers

Denso 234-4201 Oxygen Sensor, Sold individually, 4-wire
$77.99
Q:How many o2 sensors do I need, 2004 BMW 325 ci?
JOHN T.
A:BEST ANSWERHi John, I'm glad to help you out. You need a total of 4 sensors. 2 upstream and 2 downstream. This sensor is for the downstream ports. Use the link below to order the part and take advantage of our 30-day price match guarantee. I hope this helps. Happy shopping. https://www.carparts.com/oxygen-sensor/denso/np2344201?can=cpab2020 Show less
Andrew B.
 
1 Question, 1 AnswerView all Q&As >

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?