HomeEmission Control > SensorsSpectra OS6135 Oxygen Sensor - Downstream Front or Downstream Rear
Part #: OS6135

Spectra OS6135 Oxygen Sensor - Downstream Front or Downstream Rear

Downstream Front
4 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Mazda, 6
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Reliable Oxygen Sensor for Mazda 6 Emission Control

The Spectra OS6135 oxygen sensor is designed specifically for Mazda 6 models, ensuring precise monitoring of exhaust gases to optimize engine performance and emissions. This sensor helps maintain efficient fuel combustion and supports your vehicle's emission control system.

Key Features of Spectra OS6135 Oxygen Sensor

  • Compatible with Mazda 6 vehicles for accurate fitment
  • Monitors oxygen levels in exhaust gases for optimal engine tuning
  • Durable construction for long-lasting performance
  • Direct replacement part number OS6135 for easy installation
  • Supports emission control compliance and fuel efficiency

Detailed Description of the Spectra OS6135 Oxygen Sensor

The Spectra OS6135 oxygen sensor is engineered to provide reliable feedback to the engine control unit (ECU) by measuring the oxygen content in the exhaust stream of Mazda 6 vehicles. This data allows the ECU to adjust the air-fuel mixture for improved combustion efficiency and reduced emissions. Designed as a direct replacement part, the OS6135 sensor meets OEM specifications to ensure proper fit and function without modification.

Common Issues Addressed by the Oxygen Sensor

  • Check engine light triggered by faulty oxygen sensor readings
  • Poor fuel economy due to incorrect air-fuel mixture
  • Increased exhaust emissions affecting emission test results
  • Engine performance problems such as rough idling or hesitation
  • Failed emissions inspections related to sensor malfunction

Installation Notes and Tips for Mazda 6 Oxygen Sensor

  • Ensure the vehicle is cool before beginning installation to avoid burns
  • Use proper tools to remove the old sensor without damaging the exhaust manifold
  • Apply anti-seize compound to the sensor threads if not pre-coated
  • Torque the sensor to manufacturer specifications to prevent leaks
  • Clear any diagnostic trouble codes after installation to reset the ECU

Quality Assurance and Warranty Information

The Spectra OS6135 oxygen sensor is manufactured to meet industry standards for durability and performance. While specific warranty details may vary, Spectra typically offers coverage against defects in materials and workmanship. This ensures that the oxygen sensor maintains reliable operation throughout its service life in Mazda 6 vehicles.

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2010Mazda63.7LV6Downstream Rear
2010Mazda63.7LV6Downstream Front
2009Mazda63.7LV6Downstream Rear
2009Mazda63.7LV6Downstream Front

* 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:

221302344610CA0918861

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