Mobile ECU tuning, handled with care and precision.
Mobile ECU remapping and gearbox tuning across Bristol, North Somerset and nearby areas. We travel to you and check the vehicle before and after tuning.
- Lifetime software warrantyInstalled tuning software is covered for life.
- Lifetime supportQuestions or concerns later on? We're here for the life of your tune.
- 14-day money-back guaranteeNot happy within 14 days? Tell us and we'll put it right or refund you.
- Always onlineWe're always online to quote and reply to customers as soon as possible.
What we do
Services, at your location
Mobile tuning and diagnostics, carried out on your driveway or at work.
BMWs are where we started and what we specialise in, from the E-series to brand new. Explore BMW tuning
ECU Remapping
Stage 1 and Stage 2 tuning for power, torque and efficiency.
ExploreGearbox Tuning
TCU calibration for faster shifts and better torque management.
ExploreDiagnostics
Dealer-level fault finding and health checks.
ExploreBMW ECU Unlock
On-site MG1 and MD1 unlocking for newer BMWs, through the OBD port.
ExploreA useful starting point
Check what suits your vehicle
Enter your vehicle to view indicative power and torque estimates for your engine. Figures are a guide only; vehicle specification and condition affect what is suitable.
- Engine calibrationCalibration can adjust power and torque delivery where the vehicle and setup allow.
- Diagnostics firstReview faults and relevant live data before deciding whether tuning is appropriate.
- Clear adviceDiscuss vehicle compatibility, expected changes and any concerns before work begins.
How a mobile visit works
What to expect, from enquiry to handover.
Step 1
Send your enquiry
Your registration, mileage and what you would like to improve, through the quote form.
Step 2
We confirm and book
We check compatibility, give you a clear price and agree a date and place.
Step 3
We come to you
Usually your driveway or a private parking area, with safe access around the car and cover in poor weather.
Step 4
Checks, then tuning
Diagnostics and a free inspection first. If something needs attention, we discuss it before any tuning.
Step 5
Test and hand over
A final diagnostic check and a walk-through of the result. A straightforward Stage 1 visit takes around one to two hours.
Where we come to
Fully mobile across Bristol, Somerset and South Wales.
Fully mobile from our Weston-super-Mare base across Bristol, Somerset, Gloucestershire, Wiltshire, South Wales and parts of Devon and Dorset. We only work within this area.
Check your postcode with a quote requestRecent 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
By the numbers
Horsepower, added one driveway at a time.
- Estimated horsepower added for our customers
- ≈71,420hp
- Rated on Google by our customers
- 5
- Combined years in the automotive industry
- 15
Customer feedback
