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  3. DENSO NW21M8

DENSO NW21M8 Downstream Oxygen Sensor 2.4L

fits model: Tsx, Accord. make: Honda, Acura. year: 2008–2014.

Nw21m8 Denso Downstream Oxygen Sensor For 08-14 Honda Acura Accord Tsx 2.4l 4 Cyl

( Brand: Denso ), ( Manufacturer Part Number: NW21M8 ), ( Part Type: Sensor ), ( Placement On Vehicle: Downstream ), ( Product Warranty: 12 Month Warranty ), ( Part Info: Oe Connector ), ( Years: 2010 2008 2012 2009 2011 2013 2014 10 08 12 09 11 13 14 ), ( Makes: Honda Acura ), ( Models: Accord Tsx ), ( Important: Please Read All Notes Before Making This Purchase ), ( Cs-sku: 400 )

Review DENSO Downstream Oxygen Sensor Honda Acura 2.4l Cyl fits ACCORD TSX 2008–2014

The DENSO NW21M8 Downstream Oxygen Sensor is a crucial component in the exhaust system of your 2008-2014 Honda Acura Accord or TSX with a 2.4L engine. This sensor plays a significant role in ensuring optimal engine performance and fuel efficiency by accurately measuring the amount of unburnt oxygen in the exhaust gases.

The NW21M8 oxygen sensor features a zirconia sensing element, which is known for its high sensitivity and durability. The sensor's ceramic construction allows it to withstand the harsh conditions of the exhaust system, while its heating element ensures the sensor reaches operating temperature quickly for accurate readings.

The DENSO NW21M8 oxygen sensor comes with a built-in heater element that helps to warm up the sensor before the engine reaches operating temperature. This quick warm-up time ensures that the sensor provides accurate oxygen readings as soon as possible, resulting in improved engine performance and reduced emissions.

The sensor's electrical connection is made using high-quality, corrosion-resistant terminals, which help to ensure a secure and reliable connection. The sensor's wiring harness is also designed to be easy to install, with clear color-coding and a plug-and-play design.

The DENSO NW21M8 Downstream Oxygen Sensor is manufactured to meet or exceed OEM specifications, ensuring that it provides the same level of performance and reliability as the original sensor. This sensor is also backed by DENSO's reputation for quality and durability, making it an excellent choice for anyone looking to maintain their Honda Acura Accord or TSX in top condition.

In summary, the DENSO NW21M8 Downstream Oxygen Sensor is a high-performance, reliable, and durable replacement sensor for the exhaust system of your 2008-2014 Honda Acura Accord or TSX with a 2.4L engine. Its zirconia sensing element, quick warm-up time, and corrosion-resistant terminals make it an excellent choice for anyone looking to maintain their vehicle's engine performance and fuel efficiency.

Denso NW21M8 Downstream Oxygen Sensor for 08-14 Honda Acura Accord and Tsx 2.4L: A Comprehensive Analysis

The Denso NW21M8 downstream oxygen sensor is a crucial component in the emission control system of 08-14 Honda Acura Accord and Tsx 2.4L vehicles. This analysis aims to provide a clear understanding of the benefits and potential drawbacks of purchasing this sensor.

Pros:

1. Improved Fuel Efficiency: A faulty oxygen sensor can cause poor fuel economy. Replacing it with a new one, like the Denso NW21M8, can help restore optimal fuel efficiency.

2. Enhanced Engine Performance: A properly functioning oxygen sensor ensures that the engine is receiving the correct air-fuel mixture, leading to improved performance.

3. Reduced Emissions: The primary role of an oxygen sensor is to monitor exhaust gases to maintain the optimal fuel-air mixture for reduced emissions. The Denso NW21M8 can help keep your vehicle in compliance with emission standards.

4. Reliable Brand: Denso is a well-known and trusted automotive parts manufacturer. Their oxygen sensors, including the NW21M8, are known for their durability and accuracy.

Cons:

1. Cost: The Denso NW21M8 oxygen sensor can be more expensive than some aftermarket alternatives. However, the reliability and accuracy of the sensor may justify the additional cost.

2. Installation Complexity: Installing an oxygen sensor requires a certain level of mechanical expertise. If you are not confident in your ability to install the sensor yourself, it may be worth considering professional installation.

3. Potential for False Positives: In some cases, a new oxygen sensor may trigger a check engine light due to a false positive. This can be frustrating, but it is typically a rare occurrence.

In Conclusion:

The Denso NW21M8 downstream oxygen sensor is an essential component for maintaining the optimal performance and fuel efficiency of 08-14 Honda Acura Accord and Tsx 2.4L vehicles. While the sensor may come with a higher price tag compared to some aftermarket alternatives, its reliability, accuracy, and the benefits it provides in terms of improved engine performance and reduced emissions make it a worthwhile investment for many vehicle owners. Ultimately, the decision to purchase the Denso NW21M8 oxygen sensor depends on your budget, mechanical abilities, and the importance you place on having a reliable and efficient vehicle.

Details:

Acura TSX 2009. Acura TSX 2010 - 2014 2.4L 4 Cyl.

part #: nw21m8 price

  • $99.28

specifications acrasensor:

  • for models: Tsx, Accord
  • for makes: Honda, Acura
  • for years: 2008-2014
  • brand: Denso
  • mpn: Nw21m8
  • part type: Sensor
  • placement on vehicle: Downstream
  • product warranty: 12 Month Warranty
  • part info: Oe Connector
  • years: 2010 2008 2012 2009 2011 2013 2014 10 08 12 09 11 13 14
  • makes: Honda Acura
  • models: Accord Tsx
  • important: Please Read All Notes Before Making This Purchase
  • cs-sku: 400

offer acrasensor:

  • started: June 30, 2025
  • sold: 0
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock

seller acrasensor:

  • # reviews: 50255
  • city: Berkley, Massachusetts
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general acrasensor:

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

shipping acrasensor:

  • type: Fixed
  • class: Standard
  • transit: 3-9 Days
  • service: FedEx Ground or FedEx Home Delivery
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for models: tsx, accord, for makes: honda, acura, for years: 2008-2014, part type: sensor, placement on vehicle: downstream, product warranty: 12 month warranty, part info: oe connector, years: 2010 2008 2012 2009 2011 2013 2014 10 08 12 09 11 13 14, makes: honda acura, models: accord tsx, important: please read all notes before making this purchase, cs-sku: 400,
category: auto parts > car truck parts accessories > air fuel delivery > acura air intake fuel sensors, sku: 5141491542885502,
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