Accueil » Oxygen Sensor for Vauxhall Opel Astra H 5WK91709 4-Wire Heated O2 Probe Replacement

Oxygen Sensor for Vauxhall Opel Astra H 5WK91709 4-Wire Heated O2 Probe Replacement

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€35,27
-37% €56,43 €35,27

The Vauxhall Opel Astra H Oxygen Sensor O2 Probe 5WK91709 from WEIDA AUTO PARTS is a precise, reliable replacement designed to keep your engine running clean and efficient. This 4-wire heated oxygen sensor delivers accurate readings to the engine control unit (ECU), helping optimize the air-fuel mixture, reduce emissions, and improve overall performance. Built to support modern emission standards, it’s a practical upgrade for owners who want to maintain peak engine health without guesswork.

Designed for compatibility with Vauxhall/Opel Astra H applications and commonly used with Buick Excelle and Chevrolet Cruze 1.6/1.8 engines, this O2 sensor integrates seamlessly with your vehicle’s exhaust system. Its piezoelectric sensing element provides stable, fast-response sensing, while the heating function helps it reach operating temperature quickly—minimizing cold-start emissions and protecting catalytic converter life. OEM number 55566648 and origin Mainland China reflect its quality-focused engineering and broad compatibility.

Benefits & Tips

  • Restore optimal fuel economy and lower emissions by ensuring the ECU receives accurate oxygen readings across driving conditions.
  • Speed up catalytic converter warm-up during cold starts thanks to the built-in heating element, delivering better performance and smoother idling.
  • Use as a direct replacement for Astra H models and compatible 1.6/1.8 Buick Excelle and Chevrolet Cruze setups to maintain engine efficiency and reduce long-term maintenance costs.

Product specifications

  • Brand: WEIDA AUTO PARTS
  • Part Type: Oxygen Sensor (O2 Probe)
  • Model/Compatibility: 5WK91709; compatible with Vauxhall/Opel Astra H; for Buick Excelle Chevrolet Cruze 1.6/1.8
  • Sensor Type: Piezoelectric
  • Wiring: 4-wire heated sensor
  • OEM No.: 55566648
  • Origin: Mainland China

Package includes:

  • 1 x Oxygen Sensor O2 Probe 5WK91709

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