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Masata MR13 BMW B58 Tuning Box - M240i, M340i, M440i, 545E, Z4 M40i & A90 Supra

Masata MR13 BMW B58 Tuning Box - M240i, M340i, M440i, 545E, Z4 M40i & A90 Supra

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Regular price £229.99 GBP
Regular price Sale price £229.99 GBP
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Looking to unlock the full power potential of your vehicle? Look no further than the Masata MR13 tuning box.

Specifically designed and test on both the road and the dyno to optimize your engine's performance, giving you more power and speed on the road. 

The MR13 plugs directly to your car's boost and MAP sensors, and with pre programmed tunes optimizing fuel injection and ignition timing. This results in improved throttle response, faster acceleration, and more horsepower. You'll notice a significant difference in your car's performance, whether you're on the highway or the track.

The MR13 is compatible with most car models and is easy to install, so you can experience the benefits of increased performance in just minutes and is completely reverseable. The compact design allows for easy integration into your car's engine compartment, and our advanced algorithms ensure that your car runs smoothly and efficiently.

Unlock the ultimate driving experience with the MR13. You'll experience improved acceleration, faster speeds, and a smoother ride overall. Don't settle for mediocre performance - unlock the full potential of your car today.

Performance Gains

  • 56 hp increase in power
  • 105 Nm increase in torque


  • Fully reversible installation and will not void your car's warranty!
  • Improved Throttle Response
  • Increases horsepower and torque throughout the rev range
  • Weatherproof & Dustproof Aluminium Housing


  • BMW G42 M240i (2021–present)
  • BWM G20/G21 M340i (2019–present)
  • BMW G22 M440i (2020–present)
  • BMW G01 X3 M40i (2020–present)
  • BMW G02 X4 M40i (2019–present) 
  • BMW G29 Z4 M40i (2018–present)
  • BMW Toyota Supra (2021–present) 

Part Number


Installation Guide

  • Masata MST7001 Installation Guide
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