Details

• Brand:

  

• SKU:

  22641AA79A

• Other Names:

  Air/Fuel Sensor, Sen Ay-A/F Ratio

• Description:

  Ascent. Legacy, Outback. Upstream. With turbo.

  Oxygen Sensor - Subaru (22641AA79A)

  The Oxygen Sensor - Subaru (22641AA79A) is a Genuine OEM component designed to ensure precise exhaust gas monitoring for Subaru vehicles. This sensor plays a critical role in engine management by measuring the oxygen content in the exhaust stream and sending accurate data to the Engine Control Module (ECM). With this information, the ECM can fine-tune fuel delivery and ignition timing to optimize performance, efficiency, and emissions control.

  Manufactured by Subaru to exacting standards, the 22641AA79A oxygen sensor is built with high-quality, heat- and corrosion-resistant materials. It is specifically engineered to handle the extreme conditions of the exhaust system, including high temperatures and exposure to contaminants, ensuring long-term reliability and accuracy.

  This OEM oxygen sensor is a direct-fit replacement for select Subaru models, making installation simple and straightforward. Its plug-and-play design eliminates the guesswork of aftermarket alternatives, allowing both professional mechanics and DIY owners to restore original performance without modifications.

  By maintaining accurate exhaust monitoring, the 22641AA79A helps prevent issues such as poor fuel economy, rough idling, or excessive emissions. Subaru’s factory calibration ensures that this sensor integrates seamlessly with the ECM for consistent, dependable operation.

  The Oxygen Sensor - Subaru (22641AA79A) is the trusted choice for protecting engine health, maintaining compliance with emissions standards, and ensuring peak performance over the long term.

  • Genuine OEM Subaru part manufactured to factory standards

  • Part number: 22641AA79A for exact compatibility

  • Measures exhaust oxygen levels for accurate ECM adjustments

  • Built with durable, heat- and corrosion-resistant materials

  • Direct-fit design for fast, reliable installation

  • Supports fuel efficiency, performance, and emissions compliance

  By choosing this OEM Oxygen Sensor, owners and mechanics benefit from consistent accuracy, improved efficiency, and reduced risk of drivability issues such as poor fuel economy, hesitation, or emissions failures. Because it matches original Subaru specifications, it also ensures dependable performance and long-term reliability.

  
  

• Condition: New

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