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  3. DELPHI 89ZBNPS57

DELPHI 89ZBNPS57 Rear Oxygen Sensor

fits model: Rsx. make: Acura. year: 2002–2006.

89zbnps57 Delphi Rear Oxygen Sensor For Acura Rsx 2005 2006 2003 2002 2004

( Brand: Delphi ), ( Manufacturer Part Number: 89ZBNPS57 ), ( Type: Oxygen Sensor ), ( Placement On Vehicle: Rear ), ( Fits 1: 2002-2006 Acura Rsx ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review DELPHI Rear Oxygen Sensor Acura fits RSX 2002–2006

Introducing the Delphi 89ZBNPS57 Rear Oxygen Sensor, an essential component for maintaining optimal engine performance in select AcuraRSX models from the years 2002 to 2006, and 2003 and 2004. This oxygen sensor, manufactured by Delphi, a trusted name in automotive technology, ensures precise monitoring of exhaust gases and plays a crucial role in the vehicle's emission control system.

The Delphi 89ZBNPS57 is a rear oxygen sensor designed specifically for the Acura RSX. It features a zirconia sensor element, which is widely recognized for its ability to provide fast and accurate oxygen sensor readings. The sensor element converts the oxygen content in the exhaust gases into an electrical signal, which is then transmitted to the vehicle's engine control module. This information is crucial for the engine to maintain the correct fuel-air mixture, ensuring efficient combustion and optimal engine performance.

This Delphi oxygen sensor is a direct replacement for the original equipment sensor and comes with a new, high-temperature ceramic heater element. The heater element ensures the sensor reaches operating temperature quickly, allowing for accurate readings in cold driving conditions. Additionally, the sensor housing is designed to withstand the high temperatures and harsh conditions found in the exhaust system.

The Delphi 89ZBNPS57 Rear Oxygen Sensor is easy to install, and no additional modifications are required for installation. It comes with all necessary hardware for installation, including mounting brackets and sensor gaskets. The sensor is also backed by a one-year limited warranty from Delphi, giving you peace of mind and confidence in your purchase.

In summary, the Delphi 89ZBNPS57 Rear Oxygen Sensor is a high-quality replacement part for select Acura RSX models. It is designed to ensure precise monitoring of exhaust gases, improve engine performance, and maintain optimal emission control system functionality. With its fast and accurate zirconia sensor element, new high-temperature ceramic heater element, and easy installation process, this sensor is an excellent choice for those in need of a reliable and efficient oxygen sensor for their Acura RSX.

Delphi 89ZBNPS57 Rear Oxygen Sensor for AcuraRSX (2002-2006): Pros, Cons, and Conclusion

The Delphi 89ZBNPS57 Rear Oxygen Sensor is a critical component in the emission control system of AcuraRSX vehicles from the 2002 to 2006 model years. In this analysis, we will discuss the advantages and disadvantages of purchasing this particular oxygen sensor.

Pros:

1. OEM Compatibility: The Delphi 89ZBNPS57 is an Original Equipment Manufacturer (OEM) replacement part. This means it is designed and manufactured to meet the same specifications as the original sensor, ensuring a proper fit and function.

2. Improved Fuel Efficiency: A faulty oxygen sensor can cause the vehicle's engine control system to misinterpret the air-fuel mixture. By replacing the faulty sensor with a new one like the Delphi 89ZBNPS57, you can restore proper engine performance, resulting in improved fuel efficiency.

3. Reduced Emissions: Properly functioning oxygen sensors are essential for maintaining optimal engine performance and reducing harmful emissions. Replacing a faulty sensor with a new one can help your vehicle meet or even exceed emissions standards.

4. Long Lasting: Delphi is a reputable brand known for manufacturing high-quality automotive parts. The Delphi 89ZBNPS57 Rear Oxygen Sensor is designed to last a long time, providing reliable service for your AcuraRSX.

Cons:

1. Cost: OEM replacement parts, like the Delphi 89ZBNPS57, can be more expensive compared to aftermarket alternatives. However, the benefits of OEM compatibility, improved fuel efficiency, and reduced emissions make the investment worthwhile for some consumers.

2. Installation Complexity: Rear oxygen sensors can be challenging to access and replace due to their location in the exhaust system. Depending on your mechanical aptitude and the specific installation process for your AcuraRSX, you may need to seek professional help, which could add to the overall cost.

Conclusion:

The Delphi 89ZBNPS57 Rear Oxygen Sensor for AcuraRSX (2002-2006) is an investment in your vehicle's performance and long-term health. While it may come with a higher price tag compared to aftermarket alternatives, its OEM compatibility, durability, and environmental benefits make it a worthwhile choice for those seeking a reliable and efficient driving experience.

Recommendation:

If you own an AcuraRSX (2002-2006) and suspect a faulty rear oxygen sensor, we recommend considering the Delphi 89ZBNPS57 as a replacement. This OEM part will provide you with the peace of mind knowing that you've installed a high-quality, long-lasting component that's designed to work seamlessly with your vehicle's emission control system. While the installation process may be complex, the benefits of improved fuel efficiency, reduced emissions, and OEM compatibility make the investment worthwhile.

Details:

Patented protective sensor coating helps prevent contamination. Rear Oxygen Sensor Delphi 89ZBNPS57 for Acura RSX 2005 2006 2003 2002 2004: Position: Brand: condition: New, Notes Features: planar technology covers older, conical design sensors. Delphi is a global OE manufacturer for oxygen sensor and all sensors are built to Delphi's standards. Detailed Applications Vehicle Engine, 2002 - 2006 Acura RSX2.0L 4 Cl.

Validated for all fuel types, including ethanol blends like E85. OE tested to 150,000 miles, plus 2,000 hours severe thermal testing.

part #: 89zbnps57 price

  • $75.15

specifications acrasensor:

  • for models: Rsx
  • for makes: Acura
  • for years: 2002-2006
  • brand: Delphi
  • mpn: 89zbnps57
  • type: Oxygen Sensor
  • placement on vehicle: Rear
  • fits 1: 2002-2006 Acura Rsx
  • manufacturer warranty: 12 Month Warranty
  • attention: Please Read All Notes To Confirm Fitment
  • cs-sku: 400

general acrasensor:

  • condition: New
  • Car Truck Parts Accessories > Air Fuel Delivery > Air Intake Fuel Sensors

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  • # reviews: 57873
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shipping acrasensor:

  • class: Standard
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  • cost: $0.00
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  • type: Fixed

offer acrasensor:

  • options: Ship-to-home
  • started: May 9, 2026
  • availability: In Stock
  • quantity: 1
  • sold: 0
for models: rsx, for makes: acura, for years: 2002-2006, type: oxygen sensor, placement on vehicle: rear, fits 1: 2002-2006 acura rsx, manufacturer warranty: 12 month warranty, attention: please read all notes to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 6383340698062602,
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1 offer $75.15 USD
  • New. Offer #1 priced at $75.15 + $0.00 shipping estimate = $75.15* total. 2002-2006 Acura RSX 2.0L 4 Cyl. Delphi is a global OE manufacturer for oxygen sensor and all oxygen sensors are built to Delphi's OE standards.FREE SHIPPING

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