About the app

MG Flasher is a mobile App to tune your BMW equipped with Gen 1 & 2 B46, B48 or B58 engines as well as the S58 and S63 engines by OBD using ENET Wi-Fi adapter or ENET cable. Flashing time on ENET is only 15 - 20 seconds!*
*Initial flash/ECU unlock with ENET will take approximately 4 - 6 minutes.
Flashing License - From 299 USD
Flashing License purchase will allow you to use following MG Flasher functions:

Switchable Maps On-The-Fly - WORLD'S FIRST CRUISE CONTROL SOLUTION FOR GEN 1 BMW B58/B48 - through a simple combination of cruise control buttons you can quickly select between mapping, without the need to reflash vehicle! Support for HPFP included! F-Series video (using older pedal method)
Hybrids and Gen 2 switchable maps, including all ethanol maps, are under development.

Antilag On-The-Fly - Antilag (Rolling Launch) allows for building boost quicker to obtain a more powerful acceleration. Antilag brings faster acceleration with the click of the cruise control button. Full in app adjustability in both Basic and Expert mode, allows for endless customization and fine tuning. Disclaimer: For off-road/racing use only. Rolling Antilag Demo Video
Hybrid and Gen 2 antilag, is still under development.

Ethanol Blends (up to E30) are built into our OTS maps and available using Switchable Maps (on select vehicles only)

Dynamic Exhaust Burble On-The-Fly - via a simple combination of cruise control buttons you can change the intensity of the burbles whenever you like! Here's how (using older pedal method)!
MG Flasher offers Hybrids and Gen 2 adjustable options during flash; On-The-Fly features are under development.

Max Cooling On-The-Fly - With a simple cruise control button combination sequence, you can enable the option without reflashing the car! Youtube Video (using older method).
MG Flasher offers Hybrids and Gen 2 adjustable options during flash; On-The-Fly features are under development.

Torque Limit Adjustability - TCU 8HP Limiter Lifted for Gen 2 B48 and B58 platforms! Software calibration without the need for any transmission tuning or skewing the torque/load calculation model maps. This allows for accurate calculations, smooth shifting and no software trickery.

Speed Limit Removal, Startup Roar, Torque by Gear Limiter and Burble Flame Map available on select software

Cold start with CAT heating delete (racing/off-road use only)

Sport Gauges (HP and TQ) adjustable by user

Custom flashing – flash custom maps prepared by us or other tuners/users

OTS maps/ All OTS pack (subject to additional cost)

Logger - log real time data and plot it into graphs for troubleshooting and optimizing (subject to additional cost $125)

Diagnostic- Read and clear BMW specific DTC's

Reset various adaptations, restore coding

CVN number (Checksum Verification Number) along with flashing counter stays untouched. This means our software will be virtually invisible to dealer level diagnostic tools

ALL future updates to the tune are FREE of cost. If we introduce a newer version, you won’t have to pay anything to get the upgrade

*ENET Wi-Fi or cable (used for flashing) can be purchased here:
MG Flasher - Official ENET Wi-Fi Adapter
Amazon.ca - ENET Cable

Unlock the Power

Unleash the power of your BMW - Currently, the following Engine's are supported by MG Flasher.



Got questions? Our comprehensive FAQ section covers most of it. Have a look at them here.



Our user manual has detailed instructions on how to use the MG Flasher.


We know how important the user feedback is, hence we are active on multiple BMW forums like:

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Contact details

MG Flasher