What you are buying
The Flextron ECA is delivered as an installation-ready kit tuned for ethanol-capable vehicles and motorsport setups. Hardware quality, firmware support, and mobile configuration are backed by the same roadmap as the Flextron app.
- Wireless monitoring with the Flextron mobile app over Bluetooth Low Energy.
- Durable MCU module plus inline sensor, hose sections, fittings, and wired harness.
- Vehicle CAN Bus output with user-defined frame layout from the app.
- Future firmware flashes via the Flextron app or the web ESP32 flasher tool.
After your order arrives
1
Install per guide
Route fuel lines, torque fittings, attach power and CAN. Keep the MCU away from excessive heat moisture.
2
Open Flextron and pair
Download Flextron free on iOS or Android, scan for your module, and verify live ethanol readings.
3
Activate if required
Some kits ship with an optional license token; activate it under Settings ▸ Device License if prompted.
Need help choosing line sizes or confirming compatibility with your ECU? See the
FAQ first, then reach out via the contact paths listed on gritron.com.
Also download
The Flextron mobile app stays free pairing map logging and diagnostics with your new hardware.