Description
Part Number: 30-0309
AEM X-Series Wideband UEGO AFR Controller Gauge with OBDII Output
Next-generation wideband air/fuel ratio controller with direct OBDII CANbus pass-through capabilities for high-precision ECU logging and engine tuning.
Key Features
- ✓ Includes factory-calibrated Bosch LSU 4.9 UEGO wideband sensor and weld-in bung
- ✓ Pass-through OBDII output delivers AFR data directly to external scan tools and ECUs
- ✓ Slim 0.825″ overall depth with standard 2-1/16″ (52mm) gauge housing
- ✓ Blazing fast response time for instantaneous air/fuel ratio monitoring
- ✓ Auto-dimming visual LED display with green sweeping perimeter LEDs
Technical Specifications
| Brand | AEM Performance Electronics |
|---|---|
| Part Number | 30-0309 |
| Gauge Diameter | 2-1/16″ (52mm) |
| Gauge Depth | 0.825″ (21mm) |
| Sensor Type | Bosch LSU 4.9 UEGO |
| Interface / Output | OBDII Pass-Through CANbus & 0-5V Analog |
What’s Included in the Box
- AEM 30-0309 X-Series OBDII Wideband UEGO Gauge
- Bosch LSU 4.9 Wideband Oxygen Sensor
- OBDII Pass-Through Cable & Main Wiring Harness
- Mild Steel Weld-in Sensor Bung
Designed and built for demanding motorsport environments, AEM electronics deliver industry-leading accuracy and data speed. Order your AEM 30-0309 controller gauge from JP Racing for expert technical customer support and fast UK delivery.




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