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

BMW X1 18d Stage 1 with DPF, EGR & Swirl Flap Solutions
136hp 180hp+44hp

VW Golf R Mk8 Stage 1 & Simos 19.6 OBD ECU Unlock
320hp 405hp+85hp

BMW M135i F40 Stage 1 & Same-Day MG1 ECU Unlock
306hp 335hp+29hp

BMW 330e G20 Stage 1, Same-Day ECU Unlock & Gearbox Tune
292hp 400hp+108hp

BMW M340i G20 Stage 1, Same-Day ECU Unlock & Gearbox Tune
374hp 450hp+76hp

BMW G20 320i Stage 1 Remap & Same-Day MG1CS201 ECU Unlock
184hp 260hp+76hp

BMW 128ti F40 Stage 1 & MG1 ECU Unlock
265hp 310hp+45hp

BMW M235i F44 Stage 1 & Same-Day MG1 ECU Unlock
306hp 335hp+29hp

BMW M235i N55 Stage 2 ECU Calibration
326hp 415hp+89hp

BMW X5 G05 xDrive30d Stage 1, Gearbox Tune & MD1 Unlock
265hp 330hp+65hp

BMW 430d F32 Stage 1 Remap & EGR Solution
258hp 320hp+62hp

BMW 320i G20 Stage 1, Gearbox Calibration & Bench Unlock
184hp 260hp+76hp

Ford Fiesta 1.6 TDCi Stage 1 & EGR Solution
95hp 120hp+25hp

SEAT Leon 1.4 TSI 125hp Stage 1 Calibration
125hp 155hp+30hp
