This part does not affect the base vehicle warranty.

Unlock the performance of your Mk3 Focus ST with an increase to 275PS and 400Nm when you update your ECU calibration to MP275, together with our recommenced hardware listed below.

The calibration is installed using our mTune, which is mountune’s first handset device, designed to easily transport high performance ECU calibrations to the end user - we call it 'mountune power, in your hands'.

The mTune comes preloaded with the correct ECU calibration engineered and developed to add maximum reliable performance to your mk3 Focus ST, when equipped with mountune Performance parts.

Required hardware list:

• mountune alloy intercooler
• mountune induction kit

mTune features:

• ECU performance calibration transfer
• 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
• Lanyard pin
• Removable faceplates
• Ambient light sensor

Each mTune is supplied complete with:

• Holster with t-slot mounting
• OBD and USB connection cables
• Black faceplate
• mTune zip-up case

Please Note: The warranty impact on the vehicle being updated using an mTune will vary depending on the region and supplying agent. Please check PRIOR to purchase to confirm the warranty status within your territory.

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.