HomeEmission Control > SensorsSpectra OS5023 Oxygen Sensor
Part #: OS5023

Spectra OS5023 Oxygen Sensor

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⚙️ 51 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, Saab, and Volvo, 911, 9-3, 9-5, 900, C70, S70, V70, and 850
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Reliable Oxygen Sensor for Porsche, Saab, and Volvo Vehicles

The Spectra OS5023 oxygen sensor is designed to provide accurate emissions monitoring for select Porsche, Saab, and Volvo models. This sensor helps maintain optimal engine performance and ensures compliance with emission standards.

  • Compatible with Porsche 911 and C70 models
  • Fits Saab 9-3 and 9-5 vehicles
  • Suitable for Volvo 850, 900, S70, and V70 models
  • Part number OS5023 for precise replacement
  • Emission control sensor designed for accurate oxygen level detection

Product Details and Compatibility

The Spectra OS5023 oxygen sensor is engineered to meet the specific emission control requirements of Porsche, Saab, and Volvo vehicles. It monitors the oxygen content in the exhaust gases, providing essential data to the engine control unit (ECU) for efficient fuel management. This sensor is compatible with Porsche 911 and C70, Saab 9-3 and 9-5, and Volvo 850, 900, S70, and V70 models, ensuring a proper fit and reliable operation. Using the correct part number OS5023 guarantees that the sensor matches OEM specifications for these vehicles.

Common Applications and Issues Addressed

  • Helps reduce harmful emissions by providing accurate oxygen readings
  • Prevents engine performance issues related to incorrect air-fuel mixture
  • Resolves check engine light triggers caused by faulty oxygen sensors
  • Improves fuel efficiency by enabling precise fuel injection adjustments
  • Supports smooth engine idling and acceleration

Installation Notes and Tips

When installing the Spectra OS5023 oxygen sensor, ensure the vehicle is compatible by verifying the make and model. Use proper tools to avoid damaging the sensor or exhaust components. It is recommended to disconnect the battery before installation to prevent electrical issues. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.

Quality Assurance and Warranty Information

Spectra manufactures the OS5023 oxygen sensor to meet industry standards for emission control components. While specific warranty details may vary, Spectra products typically come with a limited warranty covering defects in materials and workmanship. Using this sensor helps maintain compliance with emission regulations and supports the longevity of your vehicle's engine management system.

This part fits 51 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2001Porsche9113.4LH6Upstream Right
2001Porsche9113.4LH6Upstream Left
2001Porsche9113.4LH6Downstream Right
2001Porsche9113.4LH6Downstream Left
2000Porsche9113.4LH6Upstream Right
2000Porsche9113.4LH6Upstream Left
2000Porsche9113.4LH6Downstream Right
2000Porsche9113.4LH6Downstream Left
1999Porsche9113.4LH6Upstream Right
1999Porsche9113.4LH6Upstream Left
1999Porsche9113.4LH6Downstream Right
1999Porsche9113.4LH6Downstream Left
1999Saab9-32.3LL4UpstreamFrom VIN # 020001
1999Saab9-32.3LL4Downstream
1999Saab9-32.0LL4UpstreamFrom VIN # 020001
1999Saab9-32.0LL4Downstream
1999Saab9-53.0LV6Upstream Right
1999Saab9-53.0LV6Upstream Left
1999Saab9-52.3LL4Upstream
1999Saab9-52.3LL4Downstream
1998Porsche9113.6LH6Downstream Right
1998Porsche9113.6LH6Downstream Left
1998Saab9002.3LL4Downstream
1998Saab9002.0LL4Downstream
1998VolvoC702.4LL5Upstream
1998VolvoC702.3LL5Upstream
1998VolvoS702.4LL5Upstream
1998VolvoS702.3LL5Upstream
1998VolvoV702.4LL5Upstream
1998VolvoV702.3LL5Upstream
1997Porsche9113.6LH6Upstream Right
1997Porsche9113.6LH6Upstream Left
1997Porsche9113.6LH6Downstream Right
1997Porsche9113.6LH6Downstream Left
1997Saab9002.3LL4Downstream
1997Saab9002.0LL4Downstream
1997Volvo8502.4LL5Upstream
1997Volvo8502.3LL5Upstream
1996Porsche9113.6LH6Upstream Right
1996Porsche9113.6LH6Upstream Left
1996Porsche9113.6LH6Downstream Right
1996Porsche9113.6LH6Downstream Left
1996Saab9002.3LL4Downstream
1996Saab9002.0LL4Downstream
1996Volvo8502.4LL5Upstream
1996Volvo8502.3LL5Upstream
1995Porsche9113.6LH6Downstream Right
1995Porsche9113.6LH6Downstream Left
1995Volvo8502.4LL5Upstreamw/ Air Pump
1995Volvo8502.3LL5Upstream
1994Volvo8502.3LL5Upstream

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

133361356413593136611372313817150971525021314162131417234418223441842344698255814660502751656751661751665751709752367753236993606118009936061180199660611800ES10402ES10406OS1825OS608OS809OS813OS816OS875SG1071SG1071TSG185SG185TSG186SG186TSG190SG190TSG194SG194TSG509SG509T

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.