AEM Universal Wideband UEGO Sensor with Stainless Manifold Bung Install Kit
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AEM Universal Wideband UEGO Sensor with Stainless Manifold Bung Install Kit - Universal
AEM builds its wideband controllers and sensors around genuine Bosch LSU 4.2 sensor elements, giving tuners lab-grade air/fuel readings without the guesswork of aftermarket clones. This kit pairs the sensor with a stainless manifold bung for a proper welded installation on any vehicle running an AEM wideband AFR controller.
This listing covers the universal AEM LSU 4.2 wideband sensor and stainless bung install kit, suited to any engine bay or exhaust setup where a wideband oxygen sensor needs to be fitted. It's designed as a direct replacement or fresh install for AEM wideband controllers and is not vehicle specific.
Note: Each sensor has a laser-etched, calibrated resistor built into its connector body, matched specifically to that sensor. Do not swap connectors between sensors or attempt to modify the resistor, as this will invalidate the sensor's calibration.
Specifications
- Sensor type: Bosch LSU 4.2 wideband oxygen sensor
- Factory calibrated accuracy: 0.1 AFR
- No free-air calibration required when used with an AEM wideband controller
- Includes stainless steel manifold bung for welded installation
- Laser-etched calibration resistor unique to each sensor
- Compatible with AEM wideband AFR controllers
Vehicle compatibility, OEM part numbers, and fitment notes are provided in the tabs above. Please ensure your controller model and exhaust configuration are confirmed before ordering.
Not sure if this kit suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
Universal fitment — verify dimensions before ordering.
Technical Specifications
| Spec | Value |
|---|---|
| Sensor Type | Bosch LSU 4.2 Wideband UEGO |
| Accuracy | ±0.1 AFR |
| Calibration | Laboratory-calibrated at Bosch factory; laser-etched calibrated resistor in connector body, unique to each sensor |
| Free-Air Calibration | Not required when used with an AEM wideband AFR controller |
No instructions available for this product.

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