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Oxygen O2 Sensor Upstream Downstream Fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra
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Oxygen O2 Sensor Upstream Downstream Fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra
It could correctly replace the original part.
Oxygen O2 Sensor Upstream Downstream Fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra
YCT

Item #: 13258690

Oxygen O2 Sensor Upstream Downstream Fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra

Item #: 13258690

XCD 113

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What Stands Out

Universal Fit
Designed to fit a variety of Lexus and Toyota models, ensuring broad compatibility and convenience for vehicle owners needing reliable oxygen sensors.
Improved Efficiency
Enhances engine performance by providing accurate readings, which can lead to better fuel economy and lower emissions compared to competitors.
Durable Construction
Built to withstand extreme conditions, offering long-lasting reliability and reduced need for frequent replacement, adding value to any vehicle maintenance budget.

Product Details

Shop the best prices for YCT Oxygen O2 Sensor upstream downstream that fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra at Ubuy Saint Lucia. Available now!
Item Weight0.8 lbs (360 grams)

Who Should Buy?

Suitable For
  • Toyota/Lexus Owners

    Ideal for Toyota and Lexus vehicle owners needing a reliable O2 sensor replacement for optimal performance.

  • DIY Mechanics

    Perfect for DIY enthusiasts who are comfortable with vehicle maintenance and want to replace their own O2 sensors.

  • Fuel Efficiency Seekers

    Beneficial for those looking to enhance fuel efficiency and minimize emissions through timely O2 sensor replacement.

Not Suitable For
  • Budget Shoppers

    Not ideal for those seeking the lowest-priced sensor options, as quality may come at a higher cost.

  • Non-Compatible Vehicles

    Unsuitable for vehicles outside the listed models, as fitment cannot be guaranteed for other makes or models.

  • Complex Repairs

    Not recommended for individuals unfamiliar with engine sensors, as incorrect installation may lead to further issues.

Product Description

Oxygen O2 Sensor Upstream Downstream Fits 234-4169 for Lexus GS400 LS400 SC400 LS600H LX470 LX570 Toyota 4Runner Land Cruiser Sequoia Tundra

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is an O2 sensor and why is it important?

    Answer: An O2 sensor measures the level of oxygen in the exhaust gases of your vehicle. This data is crucial for the engine control unit (ECU) to optimize fuel injection and ignition timing, ensuring efficient combustion and reduced emissions. A faulty O2 sensor can lead to decreased engine performance and increased fuel consumption. By installing a reliable sensor like the YCT Oxygen O2 Sensor, you maintain your vehicle's performance and contribute to environmental health.
  • Question: What vehicles are compatible with the YCT Oxygen O2 Sensor?

    Answer: The YCT Oxygen O2 Sensor is designed to fit multiple models, specifically the Lexus GS400, LS400, SC400, LS600H, LX470, LX570, and various Toyota vehicles such as the 4Runner, Land Cruiser, Sequoia, and Tundra. This broad compatibility makes it a versatile choice for owners of these car models looking to replace their O2 sensors efficiently.
  • Question: How do I install the YCT Oxygen O2 Sensor?

    Answer: Installing the YCT Oxygen O2 Sensor generally involves locating the old sensor, removing it using the appropriate tools, and then screwing in the new sensor securely. It’s often advisable to disconnect the battery before installation to prevent electrical issues. Make sure to follow the vehicle’s service manual for specifics, ensuring a correct and safe installation process for optimal functionality.
  • Question: What symptoms indicate a failing O2 sensor?

    Answer: Common symptoms of a failing O2 sensor include poor fuel economy, increased emissions, rough engine idle, and the illumination of the check engine light. If your vehicle exhibits these signs, it might be time to consider replacing the O2 sensor with a new one like the YCT model, which is designed to restore optimal engine performance and efficiency.
  • Question: How does the YCT O2 Sensor compare to competitors?

    Answer: The YCT Oxygen O2 Sensor offers high-quality materials and precise manufacturing, ensuring reliability and enhanced longevity compared to some competitors. Customers have reported improved engine responsiveness and better fuel economy after switching to YCT, making it a preferred choice among vehicle owners seeking dependable parts that perform effectively under varying conditions.
  • Question: Can I use the YCT Oxygen O2 Sensor for both upstream and downstream applications?

    Answer: Yes, the YCT Oxygen O2 Sensor is versatile, fitting both upstream and downstream applications. Upstream sensors monitor the air-fuel mixture before it enters the catalytic converter, while downstream sensors ensure the catalytic converter is functioning correctly. This flexibility makes the YCT sensor a smart investment for comprehensive vehicle care, ensuring that both aspects of monitoring are addressed.
  • Question: How do I know if I need to replace my O2 sensor?

    Answer: If you notice a drop in fuel economy, hear unusual sounds from the engine, or see warning lights on your dashboard, it's advisable to check the O2 sensor. A diagnostic tool can confirm its status. Replacing the O2 sensor with a product like the YCT model can help restore your vehicle's performance, efficiency, and environmental compliance.
  • Question: Is the YCT Oxygen O2 Sensor durable and reliable?

    Answer: The YCT Oxygen O2 Sensor is engineered with high-quality materials to ensure durability and reliability under various driving conditions. Designed to withstand extreme temperatures and vibrations, it provides consistent performance over time. This reliability is critical as it directly impacts fuel efficiency and overall engine health, making it a smart choice for those prioritizing quality in their vehicle maintenance.
  • Question: What are some common causes of O2 sensor failure?

    Answer: O2 sensors can fail due to several factors including exposure to contaminants like oil, coolant leaks, or excessive carbon buildup from improperly burning fuel. Additionally, older vehicle models may experience sensor degradation over time. Regular vehicle maintenance and timely replacement of components like the YCT O2 sensor can prevent these issues from negatively affecting your vehicle's performance.
  • Question: Where can I buy YCT Oxygen O2 Sensor Upstream Downstream Fits 234-4169?

    Answer: You can buy the YCT Oxygen O2 Sensor Upstream Downstream Fits 234-4169 at Ubuy in Saint Lucia. Ubuy is a reliable online platform that offers a wide selection of automotive parts, ensuring you find the right fit for your vehicle with ease. Browse through their collection to discover the best deal and get the quality components you need.

YCT Oxygen Editorial Review

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“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
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“Accurate delivery timing given”

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“Not madly expensive like I thought, and much quicker than promised.”

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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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XCD 113

Order now and get it around Saturday, July 11

QTY:

Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
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Fastest cross-border delivery

Features & Benefits

  • Compatible with multiple Lexus and Toyota models.
  • Exact fit for part numbers 234-4169 and 213-1443.
  • Enhances vehicle performance with reliable O2 sensor functionality.
  • Ensures proper emissions control and fuel efficiency.
  • Easy to install for a hassle-free replacement process.
  • Verify your car model and part picture before purchasing.