Oxygen Sensor Direct Replacement for Mazda 6 L813-18-861B (2002-2007) Heated Lambda Sensor
Introducing the Mazda 6 Oxygen Sensor L813-18-861B, a heated lambda sensor designed for 2002-2007 Mazda 6 models. This replacement part from WEIDA AUTO PARTS ensures precise oxygen sensing to help your engine maintain the correct air-fuel balance, reduce emissions, and improve overall performance. The built-in heater enables faster sensor warm-up, delivering reliable readings sooner after startup and during cold-weather driving. With OEM number L813-18-861, this sensor is a compatible, high-quality substitute that fits Mazda 6 systems without adapters, supporting smoother idle, improved throttle response, and better fuel efficiency over time. Originating in Mainland China, WEIDA AUTO PARTS offers a trusted choice for maintenance and repair.
Benefits & Tips
- Restores accurate oxygen sensing to optimize the air-fuel mixture, leading to cleaner exhaust and better fuel economy.
- Heated design provides quicker warm-up for accurate readings during cold starts and in chilly weather.
- Direct compatibility with Mazda 6 (2002–2007) helps ensure easy installation and reliable ECU performance.
Product specifications
- Brand: WEIDA AUTO PARTS
- Product: Mazda 6 Oxygen Sensor L813-18-861B
- OEM No.: L813-18-861
- Sensor Type: Magnetic Induction
- Heating: Heated (heated lambda sensor)
- Compatibility: Mazda 6 (2002–2007)
- Origin: Mainland China
Package includes:
- 1 x Mazda 6 Oxygen Sensor L813-18-861B
Warnings/Reminders
Verify the OEM number L813-18-861 matches your vehicle’s sensor before installation. Replacing oxygen sensors should be done with the engine cool and in accordance with your vehicle’s service manual; if in doubt, seek professional installation.
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