FUELX PRO+ KTM 390 - Husqvarna 401 (2012-2023)

NOTE: Pre-orders now open! Next delivery due end of March 2026

FuelX Pro+ – Advanced Auto-Tuning Fuel Optimizer

FuelX Pro+ is the most advanced fuel-injection optimizer in the FuelX range, engineered for riders who demand maximum performance, precision, and adaptability from their motorcycle.

Using next-generation auto-tuning intelligence, FuelX Pro+ continuously monitors engine behavior and environmental conditions, making real-time fueling adjustments to keep the engine operating in its optimal and safest performance zones at all times.

FuelX Pro+ actively learns and adapts to:

• Engine condition and wear

• Riding style and throttle input

• Performance upgrades such as air filters and exhaust systems

• Environmental changes including temperature, humidity, and altitude

The result is stronger torque delivery, razor-sharp throttle response, and consistently smooth power, no matter how or where you ride.

Why Choose FuelX Pro+?

• Maximum reduction in throttle jerkiness and stalling

• Stronger low- and mid-range torque

• Faster, more precise throttle response

• Improved performance with intake and exhaust upgrades

• Cooler and more efficient engine operation

• Consistent performance across all riding conditions

Key Features

• Advanced self-learning auto-tuning system

• 10 refined, performance-oriented switchable maps

• Faster learning and wider adjustment range than Lite and Pro

• Designed for stock and heavily modified motorcycles

• Ideal for aggressive riding and performance applications

• Quick plug-and-play installation

• Water- and heat-resistant construction

• Shock-proof design

• Reliable operation at all altitude levels

Vehicle Compatibility

FuelX Pro+ is compatible with the same models as FuelX Lite and Pro, and is designed to work seamlessly with the KTM 390 and Husqvarna 401 platform, including all variants listed below:

Compatible Models

Note: FuelX Pro+ automatically adapts to engine condition, riding style, modifications, and environmental conditions. No manual fuel tuning is required.