Description
Part Number: 4381
AutoMeter Ultra-Lite 2-1/16″ Digital Electronic Boost Controller Gauge
Advanced electronic boost control packaged in a standard 52.4mm gauge housing, featuring boost-by-RPM, boost-by-gear, and comprehensive overboost protection.
Key Features
- ☑ Advanced Boost Control: Dual stage Hi/Lo modes, Boost by RPM (in 500 RPM steps), and Boost by Gear for precise traction management.
- ☑ Standard 2-1/16″ (52.4mm) Mounting: Classic Ultra-Lite design with silver dial face and brushed aluminum bezel fits standard gauge pods.
- ☑ On-Gauge Programming: Intuitive menus configured directly via the face buttons without external software or interface modules.
- ☑ Engine Safety System: Progressive overboost flashing warning, peak boost recall, and configurable automatic boost shutdown.
- ☑ Pro Control Output/Input: User-defined activation for water/methanol injection or nitrous, with failsafe wastegate spring pressure default mode.
- ☑ Multi-Unit Display: Pressure readings configurable in PSI, BAR, or kPa with real-time barometric compensation.
Technical Specifications
| Brand | AutoMeter |
|---|---|
| Part Number | 4381 |
| Gauge Diameter | 2-1/16″ (52.4mm) |
| Product Series | Ultra-Lite |
| Gauge Range | 30 in Hg / 0-30 PSI |
| Display / Movement | Digital LED / Segment Bar Graph |
| Bezel / Face Finish | Brushed Aluminum Super Bezel / Silver Face |
| Lighting Color | Red LCD / Red-Yellow-Green Segments |
What’s Included in the Box
- 1 x AutoMeter 4381 Ultra-Lite Digital Boost Controller Gauge
- 1 x Electronic Boost Control Solenoid Valve
- 1 x Precision MAP Sensor
- 1 x 6 ft Direct-Plug Wiring Harness
- 1 x Mounting Bracket & Installation Hardware Kit
Engineered for high-performance turbocharged applications, the AutoMeter 4381 delivers race-grade boost management and critical engine protection. Order directly from JP Racing for expert motorsport technical support and fast UK delivery.







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