AFI Engine Knock Sensor KN1278 - 350Z DE 03-06
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AFI Engine Knock Sensor
KN1278
Suits:
Nissan 350Z Z33 DE (2003–2006)
Description:
AFI KN1278 Knock Sensor is a precision engineered sensor designed to detect engine knock (detonation) and send real time data to the ECU. This allows the ECU to adjust ignition timing instantly, protecting the engine while maintaining optimal performance and efficiency.
Built to OEM specifications, it delivers accurate vibration detection, fast response times, and reliable operation under harsh engine conditions making it an ideal replacement for faulty or aging knock sensors.
Key Features
- ✅ Detects engine knock / detonation to protect engine components
- ✅ OEM-spec signal accuracy for precise ECU adjustments
- ✅ Helps maintain optimal ignition timing and performance
- ✅ Improves engine safety under load and high temperatures
- ✅ Durable construction for long service life
- ✅ Direct-fit replacement – plug and play installation
