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O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A)
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O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A)
Lambda sensors ensure that the engine is running at its best, improving the vehicle's performance and responsiveness.
O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A)
Item #: 88170266

O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A)

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Item #: 88170266
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Lambda sensors ensure that the engine is running at its best, improving the vehicle's performance and responsiveness.
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What Stands Out

Mitsubishi Compatibility
Designed specifically for Mitsubishi vehicles, ensuring seamless integration and optimal performance with models like the Lancer EX, providing reliability and precision for your car’s emission system.
High-Quality Design
Crafted with durable materials and advanced technology, this oxygen sensor ensures longevity and accuracy in readings, ultimately improving engine efficiency and reducing harmful emissions.
Easy Installation
Featuring a 4-wire design, this upstream front lambda sensor simplifies the installation process, making it accessible for DIY enthusiasts while ensuring a strong, secure connection for effective sensor performance.

Product Details

Shop O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A) online at a best price in New Zealand. B0D4214KMC
Package Dimensions1.18 x 0.79 x 0.39 inches (3 x 2 x 1 cm)
Item Weight1.76 ounces (49.9 grams)
DepartmentUnisex Adult
ManufacturerXianglongMall
Item model numberXianglongMall
Assembly requiredNo
Number of pieces1

Who Should Buy?

Suitable For
  • Mitsubishi Owners

    Ideal for Mitsubishi vehicle owners needing a reliable replacement oxygen sensor to maintain engine efficiency.

  • DIY Mechanics

    Suitable for DIY enthusiasts aiming to replace their car's upstream O2 sensor without professional help.

  • Budget-Conscious Drivers

    Perfect for drivers looking for an affordable yet reliable option to avoid costly dealership repairs.

Not Suitable For
  • Other Car Brands

    Not suitable for vehicles outside Mitsubishi or Lancer EX compatibility, limiting application range.

Product Description

O2 Oxygen Sensor, Compatible for Mitsubishi,Compatible for Lancer EX 1588A141 149100-6665 1491006665 4 Wire Upstream Front Lambda (Color : A)

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the function of the O2 Oxygen Sensor in my Mitsubishi Lancer EX?

    Answer: The O2 Oxygen Sensor monitors the level of oxygen in the exhaust gases. It sends this information to the engine control unit (ECU), which adjusts the air-fuel mixture for optimal combustion. A properly functioning O2 sensor helps improve fuel efficiency and reduces harmful emissions from your vehicle.
  • Question: How do I know if my O2 sensor is faulty?

    Answer: Signs of a faulty O2 sensor include poor fuel economy, rough engine performance, and the Check Engine light illuminating on your dashboard. Additionally, if your vehicle fails an emissions test, the O2 sensor could be the culprit, as it plays a vital role in ensuring your engine runs cleanly.
  • Question: Can I replace the O2 sensor myself?

    Answer: Yes, replacing the O2 sensor can often be done by DIY enthusiasts with basic tools. It typically involves locating the sensor, unplugging it, and replacing it with a new unit. However, ensure that you follow your vehicle’s specific service manual for precise steps and safety precautions.
  • Question: What specifications should I look for when buying an O2 sensor for my Mitsubishi?

    Answer: When purchasing an O2 sensor, ensure it is compatible with your vehicle model, like the Mitsubishi Lancer EX. Look for specifications such as wire count (this model is 4-wire), and the part numbers (1588A141 or 149100-6665) to ensure a proper fit and optimal performance in your vehicle.
  • Question: Why is the upstream O2 sensor important?

    Answer: The upstream O2 sensor, located before the catalytic converter, is crucial for making live adjustments to the fuel mixture. This helps optimize combustion and ensures proper emissions control, leading to a more efficient and environmentally friendly operation of your vehicle.
  • Question: What are the benefits of using a compatible O2 sensor?

    Answer: Using a compatible O2 sensor ensures that it functions correctly within your Mitsubishi Lancer EX's system. Compatible sensors maintain fuel efficiency, reduce emissions, and enhance the overall performance of the vehicle. It helps in achieving smoother acceleration and better engine responsiveness.
  • Question: Is there a difference between OEM and aftermarket O2 sensors?

    Answer: OEM (Original Equipment Manufacturer) O2 sensors are made by the vehicle manufacturer, while aftermarket sensors are produced by third-party companies. OEM sensors may provide better reliability and compatibility, but high-quality aftermarket options can also work well, sometimes at a lower cost.
  • Question: What types of driving conditions can affect O2 sensor lifespan?

    Answer: Driving in extreme conditions, such as heavy traffic, frequent short trips, or prolonged idling can lead to premature wear of the O2 sensor. Additionally, exposure to contaminants like oil or fuel leaks can also affect its lifespan, making it vital to monitor your vehicle's overall health regularly.
  • Question: How does the O2 sensor affect engine performance?

    Answer: The O2 sensor directly influences engine performance by adjusting the air-fuel mixture sent to the combustion chamber. An efficient sensor helps maintain optimal combustion, leading to better power output, improved throttle response, and enhanced fuel economy, ensuring your driving experience remains enjoyable.
  • Question: Where can I buy O2 Oxygen Sensor, Compatible for Mitsubishi Lancer EX?

    Answer: You can buy the O2 Oxygen Sensor compatible with Mitsubishi Lancer EX from Ubuy in New Zealand. Ubuy offers a wide range of automotive parts, ensuring that you can find the right sensor for your vehicle with ease, alongside comprehensive product descriptions to aid your decision.

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Pros

  • High compatibility with Mitsubishi models
  • Reliable performance and accuracy
  • Easy installation process
  • Durable construction and materials
  • Improves engine efficiency and emissions

Cons

  • Occasional sensor calibration needed

Platform Trust & Buyer Confidence

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4.1/5 355 reviews
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Ranee
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“Paint ordered from USA, u buy got the product to me in New Zealand in approx a week”

22 July 2026 · via Trustpilot
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“very speedy delivery,tracking info was superb-best experikence ever!!!”

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“Love what I received and ordered found that usa clothes are more better quality and look better than the same clothes in my country but are harder to find here recommend ubuy 100%”

22 June 2026 · via Trustpilot
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Dneah
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“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”

15-Jul-26 · via Trustpilot
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Tania
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“Easy to order, easy to track and the product is great to use. Also, the person-to-person (not automated) phone call I got to confirm that I'd received the item was wonderful ??”

11-Jul-26 · via Trustpilot
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Features & Benefits

  • Detect engine conditions and identify problems timely
  • Improves driving stability and smoothness
  • Reduces maintenance costs by timely detection and repair of sensor issues
  • Extends engine life by maintaining proper combustion
  • Enhances vehicle performance and responsiveness by running the engine at its best

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