aRacer RC Mini X Standalone ECU - Honda Grom & Monkey 125 (2014-2021)

NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLES

Unlock your Honda Grom or Monkey 125's full performance potential with the aRacer RC Mini X standalone engine management system. This complete ECU replacement delivers precision tuning control, real-time monitoring, and wireless adjustability—eliminating the limitations and reliability issues of piggyback systems.

Standalone ECU Advantages

• Complete OEM Replacement - Full standalone ECU, not a piggyback system that modifies stock signals
• Eliminates Stock ECU Limitations - No more fuel cut, rev limiters, or restrictive factory programming
• Stable, Predictable Tuning - Avoid the random changes and conflicts common with piggyback ECUs
• 100% Plug-and-Play Installation - Direct OEM harness connection, no cutting or splicing required
• WiFi Tuning via Smartphone/Tablet - Make real-time adjustments wirelessly using the aRacer app
• Real-Time Engine Monitoring - Track AFR, RPM, throttle position, temperature, and all critical engine parameters

Performance Tuning Control

The RC Mini X gives you complete control over fuel maps, ignition timing, rev limits, and throttle response. Whether you're running a big bore kit, turbo, or bolt-on performance parts, this ECU adapts to your build with precision tuning capabilities that piggyback systems simply cannot match.

Fitment

Compatible with Honda Grom 125 and Monkey 125 models (2014-2021). Works with stock and modified engines including big bore kits, cams, exhaust systems, and forced induction setups.

What's Included

Complete RC Mini X ECU unit, OEM-style plug-and-play harness adapter, WiFi module for wireless tuning, and access to the aRacer smartphone app for iOS and Android.

Professional tuning recommended for modified engines. Base maps included for stock and common performance configurations.