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M375 (mTune only) [Mk3 Focus RS]

The mTune is a powerful handset that not only boasts a host of features (listed below), it also facilitates easy mountune calibration updates, migration to higher power levels and new functionality.

This option is for customers who already have the hardware required for the mountune M375 upgrade kit installed on their Mk3 Focus RS, and that require the supporting calibration. Additionally it is for FPM375 customers who want to benefit from the additional functionality of the mTune handset.

This handset is supplied with two mountune badges.

Required hardware:

Once upgraded, power is boosted to 375PS from 350PS, whilst torque is increased from 470Nm to 510Nm (on overboost), which is enough to achieve 0-62mph in just 4.5secs!

mTune Features:

  • ECU performance calibration transfer
  • Supplied complete with two user-interchangeable calibrations
    1. M375 calibration
    2. Anti-theft mode (will be supported in future firmware update)
  • DYNO MODE - Enable / Disable RDU with the push of a button for easy dyno operation and when only 2WD dyno is available.
  • In-field calibration updates
  • 0-60 times
  • ¼ mile times
  • Monitor 6 OBD channels
  • Adjustable shift light
  • Full data logging
  • DTC reading / clearing
  • Soft touch rear case
  • LCD screen
  • Ambient light sensor

    Please Note: The warranty of the vehicle being updated with this upgrade may be affected. The M375 upgrade kit is not Ford-endorsed.

    To maintain any warranty provision otherwise entitled to you, and to ensure correct operation and reliability, calibrations loaded via an mTune handset must be installed together with the correct mountune® hardware.

    NOT COMPATIBLE with vehicles in North America. Please visit mountune USA website for compatible Focus RS products -

    Customer Reviews
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    Filter Reviews:
      JOHN B.
      United Kingdom United Kingdom

      MTune 375 handset

      Very happy with the device and gives the car a great new map.

      Mr J.
      United Kingdom United Kingdom


      Good product easy to connect and set up Shame wasn’t informed that they would be at ford fair at a discounted price I would have waited

      Michael J.
      United Kingdom United Kingdom

      M375 (mTune only)

      Brilliant tune it was easy to install,another great buy from Mountune