Oxygen Sensor For Subaru Legacy 2006 2.0R Four-Wire Heated Exhaust Sensor Premium Aftermarket
This four-wire heated oxygen sensor from WEIDA AUTO PARTS is built to replace the OE part on the 2006 SUBARU LEGACY 2.0R, delivering precise exhaust gas monitoring to optimize fuel efficiency and emissions. The heated design brings the sensor to operating temperature faster, which means quicker catalytic converter warm-up, cleaner idle, and more consistent engine performance—even in cold starts. Designed to match the OEM reference 22690-AA891, this sensor provides reliable readings that help maintain proper air-fuel balance and reduce diagnostic trouble codes over the life of your vehicle. With a robust build and a piezoelectric sensing element, it’s engineered to perform in demanding automotive environments while providing dependable, long-lasting monitoring of exhaust composition.
Benefits & Tips
- Faster warm-up in cold weather: the built-in heating element reduces time-to-temperature so your engine operates efficiently sooner after startup.
- Accurate fuel-air measurement: precise O2 readings support optimal engine timing and emissions control, helping your Subaru pass inspection and maintain performance.
- Easy replacement for dedicated fit: designed for the 2006 Subaru Legacy 2.0R with OEM No. 22690-AA891, ensuring compatibility and straightforward installation.
Tips: during installation, ensure the sensor is torqued to the vehicle’s specification and use a new sensor-friendly seal if applicable. If you’re replacing an old unit, inspect the wiring harness for wear and replace any damaged connectors to preserve reliable signal transmission.
Product specifications
- Brand: WEIDA AUTO PARTS
- For: 2006 SUBARU LEGACY 2.0R
- OEM No.: 22690-AA891
- Origin: Mainland China
- Sensor Type: Piezoelectric
- Heating Type: Four-wire heated
- Measuring Range: For 2006 SUBARU LEGACY 2.0R
Package includes:
- 1 x Four-wire heated oxygen sensor for 2006 Subaru Legacy 2.0R
Warnings/Reminders
Compatibility is essential—confirm that the part number matches your vehicle (22690-AA891) before purchase. Professional installation is recommended to ensure proper fitment and wiring integrity. Do not force connections or install a sensor that shows signs of physical damage.
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