Description
Part Number: 30-0301
AEM X-Series Digital Wideband UEGO AFR Gauge Kit
Industry-leading air/fuel ratio monitoring engineered with ultra-fast X-Digital technology for precise engine tuning and real-time response.
Key Features
- ✓ Patented X-Digital technology provides the fastest response time for superior tuning accuracy
- ✓ Ultra-slim 0.825″ overall depth with standard 2-1/16″ (52mm) gauge body for easy mounting
- ✓ Includes factory-calibrated Bosch 4.9 LSU wideband O2 sensor and weld-in steel bung
- ✓ Multiple configurable outputs: 0-5V analog, RS232, and AEMnet CANbus for data logging and ECU integration
- ✓ Auto-dimming 4-digit LED display with configurable outer sweeping LED lightbar
Technical Specifications
| Brand | AEM Performance Electronics |
|---|---|
| MPN | 30-0301 |
| Gauge Diameter | 52mm (2-1/16″) |
| Display Range | 8.0:1 to 20.0:1 AFR / 0.55 to 1.36 Lambda |
| Sensor Type | Bosch LSU 4.9 Wideband O2 |
| Data Outputs | 0-5V Analog, RS232 Serial, AEMnet CANbus |
What’s Included in the Box
- AEM X-Series Wideband UEGO AFR Controller Gauge
- Bosch 4.9 LSU Wideband Oxygen Sensor
- Main Power/I-O Harness & Sensor Harness
- Steel Weld-in Oxygen Sensor Bung
- Reversible Black/Silver Bezel & Black/White Faceplates
As an official stockist of AEM Performance Electronics, JP Racing supplies authentic high-performance motorsport hardware backed by expert technical assistance and fast UK dispatch.











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