M8 OBD2 Car HUD Head Up Display | Speed & Temp Monitor

M8 OBD2 Car Head Up Display – Drive Smarter & Safer

Keep your eyes on the road and your key driving data always in view. The M8 Car HUD Head Up Display plugs directly into your vehicle's OBD2 port and projects real-time driving information onto your windshield via a bright 3.5-inch LED screen. With 16 switchable display screens across 4 distinct modes, you get exactly the data you need, exactly the way you want it.

Made in Mainland China.

Why Drivers Love the M8 HUD

• HD Anti-Glare LED Display: High-brightness 3.5-inch LED screen with an included anti-glare hood ensures crystal-clear visibility in all lighting conditions, day or night.
• Comprehensive Multi-Function Monitoring: Instantly view driving speed, engine RPM, coolant temperature, battery voltage, trip mileage, and more — all without taking your eyes off the road.
• 4 Display Modes, 16 Screen Options: Switch between Standard, Concise, Competitive, and Driving Mileage Calculation modes with a single click. Customize the display to show only what matters to you.
• Overspeed Alert System: Set your preferred speed limit and receive an immediate visual alert when exceeded — a helpful safety nudge for every journey.
• OBD2 Error Code Clearing: Diagnose and clear basic OBD2 fault codes directly from the HUD — no expensive workshop visit needed.
• Plug-and-Play Convenience: Powers on and off automatically with your vehicle's ignition via the OBD2 interface — zero drain on your battery when parked. Manual override controls are also included.
• Wide Compatibility: Works with OBD-II compliant vehicles manufactured from 2008 onwards. Note: Not compatible with hybrid/electric vehicles, modified cars, or certain pickup truck models. Please verify compatibility with your vehicle before purchasing.

Technical Specifications

What's in the Box

• 1 × M8 HUD Host Unit
• 1 × OBD2 Cable
• 1 × Anti-Slip Dashboard Mat
• 1 × Reflective Film
• 1 × User Manual

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Learn more: FuelEconomy.gov driving efficiency guidance

Frequently Asked Questions

Q: Which vehicles are compatible with the M8 OBD2 Car HUD Head Up Display?

A: The M8 HUD is designed for OBD-II compliant vehicles produced from 2008 onwards. It works with most standard petrol and diesel cars. It is not compatible with hybrid or full-electric vehicles, heavily modified cars, or certain truck models. We recommend checking your vehicle's OBD2 port type and compatibility before ordering.

Q: Does the M8 HUD need any special installation or wiring?

A: No complex installation required. Simply plug the included OBD2 cable into your car's OBD2 diagnostic port (usually found beneath the dashboard on the driver's side), position the HUD unit on your dashboard using the anti-slip mat, and place the reflective film on your windshield. The device powers on and off automatically with your ignition.

Q: Can the M8 Car Head Up Display really clear OBD2 fault codes?

A: Yes — the M8 HUD can read and clear basic OBD2 error/fault codes directly from the display unit, saving you a trip to an auto shop for minor diagnostics. For serious or complex fault codes, consulting a certified mechanic is always recommended.

Q: Will the bright LED screen cause glare or distraction while driving?

A: The M8 HUD includes a specially designed anti-glare hood to minimize reflections and glare. The brightness can also be adjusted to suit daytime or night-time driving conditions, keeping the display comfortable and easy to read at all times.