How to Go Wireless with Your MS3Pro

September 2, 2025 by
How to Go Wireless with Your MS3Pro
PT Mecanique (Perfect Tuning), Samuel Gervais

Why the Dual Wireless Module is a Game-Changer for MS3Pro Tuning

If you're deep into ECU tuning with your MS3Pro EVO, you know the struggle of juggling cables while trying to perfect your tune. Enter the Dual Wireless Module for MS3Pro — a plug-and-play solution that brings Bluetooth and WiFi connectivity to your MegaSquirt MS2, MS3, MS3Pro, EVO and Mini, making tuning faster, easier, and cable-free. Here's why this accessory is a must-have for every tuner.

What is the Dual Wireless Module?

The Dual Wireless Module is a compact add-on for the MegaSquirt MS2, MS3, MS3Pro, EVO and Mini that lets you connect wirelessly to your ECU via Bluetooth or WiFi. Compatible with TunerStudio and devices running Windows or Android (WiFi also works on Apple devices), it eliminates the need for clunky serial cables. Just plug it in, connect, and start tuning from your laptop, tablet, or phone.

Key Features:

  • Dual Connectivity: Choose between Bluetooth for quick setups or WiFi for stable, long-range connections.
  • Plug-and-Play: No complex wiring or modifications—just plug it into your MS3Pro and go.
  • Broad Compatibility: Works seamlessly with TunerStudio, the go-to software for MegaSquirt users.
  • Affordable: It’s a small investment for a big upgrade in convenience.

Why You Need Wireless Tuning

Wired connections are a hassle. Whether you're tuning on the dyno, at the track, or in your garage, cables can get in the way, limit your mobility, and slow you down. The Dual Wireless Module solves this by letting you:

  • Tune from Anywhere: Adjust parameters from the driver’s seat or across the shop without being tethered to your ECU.
  • Save Time: No more plugging and unplugging cables—connect instantly and get to work.
  • Streamline Teamwork: Share real-time data with your tuner or crew via WiFi, perfect for collaborative builds.

Recent posts on X show MegaSquirt users raving about wireless upgrades for their ECUs, with many calling it a “game-changer” for simplifying complex tunes. This module taps into that demand, delivering a reliable, user-friendly experience.

How It Works

Setting up the Dual Wireless Module is as easy as it gets:

  1. Plug the module into the designated port on your MS3Pro EVO.
  2. Pair your device (laptop, tablet, or phone) via Bluetooth or WiFi.
  3. Open TunerStudio and start tuning—no drivers or extra software needed.

For example, imagine you’re at a track day. Instead of crawling under the dash to connect a cable, you can tweak your fuel maps or ignition timing from your phone while strapped into the driver’s seat. It’s that simple.

Who’s It For?

  • DIY Tuners: Perfect for enthusiasts building high-performance cars who want a cleaner, faster tuning process.
  • Professional Tuners: Streamline your workflow and impress clients with wireless efficiency.
  • Car Clubs and Events: Show off your setup with a modern, cable-free approach that’s sure to spark conversations.