Marsflex
0 ratings
Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460 Pontiac Vibe Scion xD, Replacement 250-24623
genuine image
Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460 Pontiac Vibe Scion xD, Replacement 250-24623
Made of high-quality materials, strong durability, to ensure service life, Marsflex O2 Sensor can improve engine performance and fuel economy, extend Catalytic Converter life
Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460 Pontiac Vibe Scion xD, Replacement 250-24623

Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460

0 ratings Write a review
Out of stock
us Imported from USA store
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
  • fedex
  • dhl
Made of high-quality materials, strong durability, to ensure service life, Marsflex O2 Sensor can improve engine performance and fuel economy, extend Catalytic Converter life
Search for similar products
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Broad Compatibility
Designed to fit a wide range of Ford, Mercury, Mazda, and Lincoln models, ensuring an easy upgrade for various vehicles including popular F-Series and Mustang models.
High Precision
Provides accurate oxygen level readings, enhancing fuel efficiency and reducing emissions, ultimately improving the vehicle's overall performance while addressing common driver concerns.
Four-Piece Set
Includes four sensors for convenient replacement and maintenance, offering great value and ensuring that all necessary components are available for optimal operation.

Product Details

Shop Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460 Pontiac Vibe Scion xD, Replacement 250-24623 online at a best price in Namibia. B0CQQTR1DK
Item Weight0.5 lbs (230 grams)

Who Should Buy?

Suitable For
  • Vehicle Maintenance Technicians

    Ideal for professionals seeking reliable O2 sensors for routine maintenance and efficient vehicle performance diagnostics.

  • Ford Vehicle Owners

    Specifically designed to fit various Ford models, ensuring compatibility and optimal functionality for users' vehicles.

  • Budget-Conscious Consumers

    Affordable replacement option for O2 sensors, providing significant savings compared to original equipment manufacturer parts.

Not Suitable For
  • High-Performance Vehicles

    May not meet requirements for vehicles with modified engines seeking high-grade performance or racing specifications.

  • Non-Ford Owners

    Users with vehicles outside of Ford's lineup will find this product inapplicable and incompatible with their brands.

  • DIY Novices

    Inexperienced users might struggle with installation, potentially leading to incorrect usage or performance issues.

Product Description

Marsflex O2 Oxygen Sensor Downstream 234-4623 Compatible for Toyota Camry Sienna Celica Prius Matrix Supra Lexus ES300 GS300 GS430 GS400 GS460 Pontiac Vibe Scion xD, Replacement 250-24623

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the purpose of the Marsflex O2 Oxygen Sensor?

    Answer: The Marsflex O2 Oxygen Sensor is designed to monitor the oxygen levels in your vehicle's exhaust system, ensuring optimal engine performance and fuel efficiency. By accurately measuring the amount of oxygen in the exhaust gases, it helps the engine control unit adjust the fuel-to-air ratio, improving combustion. This is critical for emissions control and can lead to better mileage and reduced pollutants. For vehicles such as the Chevrolet Silverado or Tahoe, having a reliable O2 sensor can significantly enhance performance by optimizing engine operation.
  • Question: Is the Marsflex O2 Oxygen Sensor compatible with my vehicle?

    Answer: The Marsflex O2 Oxygen Sensor is compatible with various makes and models, specifically designed for vehicles such as Chevrolet Silverado, Suburban, Tahoe, Impala, Avalanche, Corvette, Caprice, Cadillac, GMC, Hummer, and Pontiac. Before purchasing, it's essential to check your vehicle's specifications to ensure a proper fit. Using the right sensor ensures that your vehicle maintains optimal performance while complying with emission standards. This compatibility is key for users seeking a reliable replacement for their faulty sensors.
  • Question: How do I know if my O2 sensor needs replacing?

    Answer: Signs that your O2 sensor may need replacing include poor fuel economy, increased emissions, and a check engine light being illuminated on your dashboard. Additionally, if you notice rough idling or issues with acceleration, these could indicate a malfunctioning sensor. Regular vehicle maintenance checks can help identify these issues early. Addressing a faulty O2 sensor promptly can lead to better engine performance and help maintain compliance with emission regulations.
  • Question: What types of vehicles can benefit from the Marsflex O2 Oxygen Sensor?

    Answer: The Marsflex O2 Oxygen Sensor is suitable for a wide range of vehicles, notably those from Chevrolet, Cadillac, GMC, and Pontiac, including popular models like the Silverado, Suburban, Tahoe, Impala, and Corvette. Drivers of these vehicles will benefit from improved fuel efficiency, reduced emissions, and a smoother driving experience. It's an excellent choice for those looking for a direct replacement option that meets the manufacturer’s specifications for optimal engine tuning.
  • Question: What are common symptoms of a failing O2 sensor?

    Answer: Common symptoms of a failing O2 sensor include a drop in fuel efficiency, cracks in the exhaust system, a check engine light, and rough engine performance. You may also experience fluctuating or high idle and poor acceleration. Recognizing these symptoms early can prevent potential damage to other engine components and help maintain vehicle performance. If you notice any of these signs while driving your Chevrolet or GMC, consider inspecting or replacing your O2 sensor.
  • Question: Will replacing the O2 sensor improve my gas mileage?

    Answer: Yes, replacing a faulty O2 sensor with the Marsflex O2 Oxygen Sensor can significantly improve your gas mileage. A malfunctioning sensor does not provide accurate data to the engine control unit, which may lead to poor fuel-to-air ratios and excessive fuel consumption. By installing a new sensor, you can ensure that the engine operates efficiently, thus improving overall fuel economy. This is particularly useful for drivers who regularly commute or travel long distances.
  • Question: How can I install the Marsflex O2 Oxygen Sensor myself?

    Answer: Installing the Marsflex O2 Oxygen Sensor is a manageable task for those with basic mechanical skills. Start by ensuring the engine is cool and disconnect the battery. Locate the O2 sensor, usually found in the exhaust system. Unscrew the old sensor and replace it with the Marsflex model, ensuring a secure connection. Reconnect the battery and start the vehicle to check for any error codes. This DIY installation can save on costs and is a great way to enhance your vehicle’s performance.
  • Question: What differentiates Marsflex O2 sensors from other brands?

    Answer: Marsflex O2 sensors are characterized by their precision engineering and high-quality materials, which provide reliable performance and durability. They are designed specifically for certain vehicle models, ensuring compatibility and optimal function. Additionally, Marsflex emphasizes strict quality control processes, which can lead to longer lifespans and better performance compared to generic sensors. As a result, users can expect enhanced vehicle performance, making Marsflex a trusted choice for many car enthusiasts.
  • Question: How does a faulty O2 sensor impact emissions?

    Answer: A faulty O2 sensor can lead to improper fuel-to-air mixture adjustments, causing the vehicle to run rich or lean, which increases harmful emissions. Over time, this can contribute to environmental pollution and may result in failed emissions tests. For vehicle owners, especially those in regions with strict emissions regulations, replacing a faulty O2 sensor with a Marsflex model is crucial not just for engine health, but also for regulatory compliance and lowering environmental impact.
  • Question: Where can I buy the Marsflex O2 Oxygen Sensor in Namibia?

    Answer: You can conveniently find the Marsflex O2 Oxygen Sensor at Ubuy in Namibia. Ubuy offers a variety of automotive parts, ensuring that you have access to quality products like the Marsflex O2 sensor tailored to fit your Chevrolet or GMC vehicle. By shopping at Ubuy, you can expect a straightforward purchasing experience, along with customer support to answer any of your questions about the product.

Marsflex Oxygen Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

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

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

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

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“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
Secure Checkout Global Delivery Easy Returns Genuine Products

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.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

Currently unavailable.

We don't know when or if this item will be back in stock.

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • High-quality materials for strong durability
  • Improves engine performance and fuel economy
  • Extends Catalytic Converter life
  • Manufactured to OE specification fit form and function
  • Easy installation with total length 17.5 inch
  • Best to replace O2 sensors in pairs to avoid ECU codes

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.