Digital HUD OBD2 GPS Speedometer – Turbo RPM Alarm Display

NOCCLILI Digital HUD OBD2 GPS Display – Smart Speedometer for Car, Truck & SUV

Upgrade your driving experience with the NOCCLILI Digital Head-Up Display (HUD) — a powerful OBD2 + GPS smart speedometer that puts critical vehicle data right in your line of sight. Compatible with virtually any car, truck, or SUV, this all-in-one diagnostic display keeps you informed and in control without taking your eyes off the road.

Key Features

• Dual Data Input – OBD2 + GPS: Reads real-time engine data via the OBD2 port AND uses GPS for accurate speed tracking, giving you a comprehensive picture of your vehicle's performance.
• HD Display: High-definition projection with adjustable brightness makes readings crystal clear day or night.
• Speed Monitoring: Live speedometer readout with configurable speed-alert alarm so you're always aware of your pace.
• Turbo Boost & RPM Readout: Monitor turbo boost pressure and engine RPM in real time — ideal for performance driving and everyday awareness.
• Diagnostic Capability: Reads and displays OBD2 engine fault codes so you can identify potential issues early before they become costly repairs.
• Multi-Parameter Display: Shows speed, RPM, coolant temperature, battery voltage, fuel consumption, turbo pressure, and more — all on one screen.
• Overspeed & RPM Alarms: Customizable alert thresholds keep you driving confidently within your preferred limits.
• Universal Compatibility: Works with all OBD2-compliant vehicles (most cars and light trucks manufactured from 1996 onwards).
• Easy Plug-and-Play Setup: Simply plug into your vehicle's OBD2 port and mount — no complex installation required.

What's in the Box

• 1 × NOCCLILI Digital HUD OBD2 GPS Display Unit
• OBD2 connector cable
• Reflective film / anti-glare screen sheet
• User manual

Specifications

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Learn more: FuelEconomy.gov driving efficiency guidance

Frequently Asked Questions

Q: Is this OBD2 HUD display compatible with my vehicle?

A: The NOCCLILI Digital HUD OBD2 GPS Display is universally compatible with all OBD2-compliant vehicles, which includes most cars, trucks, and SUVs manufactured from 1996 onwards. Simply locate your vehicle's OBD2 port (typically under the dashboard on the driver's side) and plug in — no special tools or modifications needed.

Q: What information does the HUD display show while I drive?

A: The smart speedometer HUD can simultaneously display a wide range of real-time vehicle data including current speed (via GPS and OBD2), engine RPM, turbo boost pressure, coolant temperature, battery voltage, fuel consumption rate, and OBD2 engine fault codes. You can customize which parameters are shown on screen.

Q: How do the speed and RPM alarms work?

A: The overspeed and RPM alarms are fully customizable. You set your own threshold values in the device settings, and the HUD will trigger an audible and/or visual alert when your speed or RPM exceeds those limits — helping you stay aware at all times.

Q: Does this device require any wiring or professional installation?

A: No professional installation is required. The device uses a simple plug-and-play setup via the OBD2 port. Attach the included reflective film to your windshield in the projection zone, plug the unit into the OBD2 port, and you're ready to go in minutes.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.