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Mobile services

Tuning services

Mobile tuning and diagnostics at your location, with vehicle-specific advice before any work is agreed.

Mobile appointments Diagnostics-led approach

ECU Remapping

Vehicle-specific engine calibration, with changes to relevant fuel, boost and timing parameters where the vehicle and setup allow.

  • Stage 1 & Stage 2 Tunes
  • Economy Remaps
  • Custom Calibration
  • Fault Code Solutions
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Gearbox Tuning (TCU)

Transmission Control Unit calibration can adjust shift behaviour and torque management where supported by the gearbox and vehicle setup.

  • Faster Shift Times
  • Increased Torque Limits
  • Feature Unlocking
  • Smoother Low-Speed Shifts
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Dealer-Level Diagnostics

Manufacturer-specific diagnostics help identify fault codes and review relevant live data before tuning is considered.

  • Pre-Tune Health Checks
  • Live Data Logging
  • Fault Code Reading & Clearing
  • Adaptation Resets
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BMW Tuning

BMWs are where we started and what we specialise in. We tune BMWs from the E-series to brand new.

  • E-Series to G-Series
  • M and M Performance Models
  • On-site MG1/MD1 Unlocks
  • ZF Gearbox Tuning
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BMW ECU Unlock

On-site unlocking of Bosch MG1 and MD1 ECUs on newer BMWs, including cars built after June 2020, through the OBD port with no ECU removal.

  • Same-Day, On-Site Unlocks
  • Ready for Our Calibrations
  • Gearbox Tuning Supported
  • Third-Party Apps such as MHD
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Emissions-system modifications

Any modifications to emissions control systems (including DPF, EGR, OPF/GPF, and AdBlue solutions) are strictly provided for off-road and motorsport use only. It is illegal to use a vehicle on public roads with modified or removed emissions systems. MTechTuning accepts no liability for vehicles used illegally.

Flexible ways to pay

Pay just 25% today.

Spread the cost with Payment Assist: no fee, no interest, no catch. £200 minimum spend.

Every job is invoiced, and you can pay by:

  • Card
  • Contactless
  • PayPal
  • Stripe
  • BACS bank transfer

Recent jobs

Real cars, tuned on customers' driveways.

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Talk through your vehicle

Find out what your car can do.

Share your registration, mileage and what you would like to improve. We're always online to quote and reply, and we'll confirm what is suitable before booking, then come to you. Fully mobile from our Weston-super-Mare base across Bristol, Somerset, Gloucestershire, Wiltshire, South Wales and parts of Devon and Dorset.

Spread the cost: pay just 25% today with Payment Assist. No fee, no interest (£200 minimum spend).