M-Engineering M-Tuner Calibration Suite for Mclaren M840T

The M-Tuner is the first, and only, at-home OBD flashing utility! Developed by M-Engineering, M-Tuner integrates all features of the M-Logger and adds them with the ability to flash anytime, anywhere!

What's Included?

• M-Tuner Dongle for OBD Flashing
• USB Cable
• M-Engineering maps built for your M840T (see calibration notes)
• On-the-fly Live Map Switching
• M-Engineering Support

The Following exclusive features are included with the M-Tuner Package for 4.0L McLarens:

• Live Map Switching
  • This includes stage calibrations for Stage 1 & Stage 2 vehicle configuration. Remote custom tuning is available for different vehicle configurations as well.
  • Performance Stage 1 & Stage 2 calibrations include the following map slots by default:
  • Slot 1 - 91 Octane
  • Slot 2 - 93 Octane
  • Slot 3 - 100+ Octane
  • Slot 4 - Valet (Limits boost, load, and throttle) 
  • *Please contact us at time of ordering if you wish to have different map slots.
• Datalogging
• Live Data
• Clear Faults
• Dyno Mode Enable/Disable
• Auto Start/Stop Disable
• Left Foot Braking
• Kickdown Disable
• Loud Start