ECU Chip Tuning Module Racedynamics FuelX Lite Fantic XEF/XMF/Caballero 125 '21-'24

The FuelX Lite Autotune has been specially developed to optimize the fuel injection of modern Fantic 125 models. Many Euro 4 and Euro 5 engines run very lean as standard, which is noticeable in rough throttle response, heat build-up, and uneven engine running. This is exactly where the FuelX Lite comes in.

The system intervenes directly in the fuel control and automatically adjusts the air-fuel mixture. As a result, the engine runs noticeably more smoothly, responds more cleanly to throttle commands, and at the same time is thermally relieved. Especially in combination with open air filters or sports exhaust systems, the FuelX Lite ensures a harmonious overall setup without the need for manual intervention or tuning.

Installation is plug-and-play and reversible, without any permanent changes to the vehicle. Once installed, the system works independently and continuously adapts to driving style, environment, and existing modifications. The result is controlled, pleasant engine running with a noticeable increase in driving comfort—ideal for everyday use, country roads, or sporty driving.

Technical data

• Electronic autotune module for optimizing fuel injection
• Automatic adjustment of the air-fuel mixture
• Compatible with Euro 4 and Euro 5 vehicles
• Plug-and-play system, can be removed without leaving any residue
• Supports standard and modified air filter and exhaust systems

Compatibility:

• Fantic Caballero 125 (2021–2024)
• Fantic XEF 125 (2021–2024)
• Fantic XMF 125 (2021–2024)

Scope of delivery

• FuelX Lite Autotune module
• Vehicle-specific cable set
• Mounting hardware
• Quick start guide