AFI Oxygen /Lambda Sensor Pre-Catalytic Converter OXY1544 - 350Z DE 03-06
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AFI Oxygen/Lambda Sensor Pre-Catalytic Converter/Manifold
OXY1544
Suits:
Nissan 350Z Z33 DE (2003–2006
Nissan 350Z Z33 DE (2003–2006
Description:
AFI OXY1544 Oxygen Sensor is a high-quality pre-catalytic (upstream) lambda sensor designed to monitor exhaust oxygen levels and provide real-time feedback to the ECU. This allows precise air-fuel ratio adjustments, ensuring optimal engine performance, fuel efficiency, and emissions control.
Built to OEM specifications, it delivers accurate readings, fast response times, and reliable operation under high-temperature conditions—making it an ideal replacement for worn or faulty sensors.
Key Features- ✅ Pre-catalytic (upstream) sensor for accurate AFR monitoring
- ✅ OEM-spec calibration for precise fuel control
- ✅ Improves fuel economy and engine performance
- ✅ Fast response time for real-time ECU adjustments
- ✅ Durable construction for high-temperature environments
- ✅ Direct-fit replacement – plug and play installation
