The App
Monitor ethanol content, temperature, and other key data from your smartphone.
- Real-time ethanol
- Temperature in °C/°F
- Ethanol blend calculator
- Custom alerts
Installation
Easily install the uFlex system in just a few steps
1.
Connect the wiring
2.
Mount the control unit
3.
Connect to the fuel supply
4.
Verify the installation
Frequently Asked Questions
How do I connect the device?
To connect the uFlex system, follow these steps:
Connect the harness to your vehicle’s fuel line and sensor.
Mount the control unit securely in the engine bay.
Power the unit using the included wiring kit.
Once installed, turn on Bluetooth and open the uFlex mobile app to pair.
Refer to the Installation section for detailed instructions and diagrams.
What should I do if the sensor is not detected?
If the sensor is not detected:
Make sure all wiring connections are secure.
Confirm that the sensor is installed in the correct fuel line direction.
Check that Bluetooth is enabled and location permissions are granted to the app.
Restart the app and try pairing again.
If the issue persists, refer to the troubleshooting section or contact support.
Is it compatible with my car?
The uFlex system is compatible with most modern vehicles that have returnless fuel systems and OBD2 support, including many Audi and Lamborghini models.
Check the Compatibility Guide or contact us with your vehicle’s make, model, and year for confirmation.
Do I need an app?
Yes. The uFlex mobile app is required to configure your settings, view real-time ethanol content, temperature, and adjust alerts.
It is available for iOS and Android.
Does it work without internet?
Yes. The uFlex system communicates via Bluetooth, not Wi-Fi.
Internet is only needed to download the app or receive firmware updates.
All real-time readings and controls work offline.
Compatible Vehicles Guide
With DS1 (ECU tune by DynoSpectrum)
- C7 Audi S6, S7, RS6, RS7
- Audi A8, S8 D4
- Audi R8 4S
- Lamborghini Huracán / 4T
- Audi RS3 8V
- Audi TT-RS 8S
With DBF (ECU system by Dragy, Bytemtronic, and others)
- C8 Audi RS6, RS7
- Audi A8, S8 D5
- Audi SQ7, SQ8, RSQ8 4M
- Audi S4, S5 B9
- Audi RS4, RS5 B9