HomeEmission Control > SensorsSpectra OS5426 Oxygen Sensor - Downstream Left
Part #: OS5426

Spectra OS5426 Oxygen Sensor - Downstream Left

Downstream Left
⚙️ 10 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Hyundai and Kia, Santa Fe, Sonata, Magentis, and Optima
🔄Easy Returns — Return within 60 days for a full refund
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Reliable Oxygen Sensor for Hyundai and Kia Vehicles

The Spectra OS5426 oxygen sensor is designed to provide accurate emissions monitoring for select Hyundai and Kia models. This sensor helps maintain optimal engine performance and ensures compliance with emission standards.

  • Direct replacement oxygen sensor for Hyundai Magentis, Sonata, Santa Fe, and Kia Optima
  • Part number OS5426 ensures precise fit and function
  • Compatible with emission control systems to monitor exhaust gases
  • Durable construction for consistent sensor readings
  • GTIN 00671607159363 for easy identification and verification

Product Details and Compatibility

The Spectra OS5426 oxygen sensor is engineered to work seamlessly with the emission control systems of Hyundai Magentis, Sonata, Santa Fe, and Kia Optima models. This sensor measures the oxygen levels in the exhaust gases, providing critical data to the engine control unit (ECU) for efficient fuel management and reduced emissions. Using the correct part number OS5426 ensures proper fitment and reliable operation within these specific vehicle applications.

Common Applications and Issues Addressed

  • Helps resolve rough idling and engine hesitation caused by faulty oxygen sensors
  • Assists in correcting poor fuel economy due to inaccurate air-fuel mixture readings
  • Reduces emissions by providing accurate data for catalytic converter efficiency
  • Prevents check engine light triggers related to oxygen sensor faults
  • Supports smooth engine performance and drivability

Installation Notes and Tips

When installing the Spectra OS5426 oxygen sensor, ensure the vehicle is cool to avoid burns. Use an oxygen sensor socket for removal and installation to prevent damage. Verify the sensor connector matches the vehicle harness before installation. After replacement, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.

Quality Assurance and Warranty

Spectra parts undergo rigorous quality control to meet OEM standards for fit and function. The OS5426 oxygen sensor is manufactured to provide consistent performance and durability. Please refer to the product packaging or manufacturer documentation for specific warranty details.

This part fits 10 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2002HyundaiSanta Fe2.7LV6Downstream Left
2002HyundaiSonata2.7LV6Downstream LeftTo Aug/16/2002
2002KiaMagentis2.7LV6Downstream LeftTo Jul/24/2002
2002KiaOptima2.7LV6Downstream LeftTo Jul/24/2002
2001HyundaiSanta Fe2.7LV6Downstream Left
2001HyundaiSonata2.5LV6Downstream Left
2001KiaMagentis2.5LV6Downstream Left
2001KiaOptima2.5LV6Downstream Left
2000HyundaiSonata2.5LV6Downstream Left
1999HyundaiSonata2.5LV6Downstream Left

* 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:

137491564240156502133121234443125169392103718039210371855S35355S4228752336753119ES10897OS1610SG856SU5559SU6229

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