07863 791632 gavwarn@yahoo.co.uk

 Mon–Sat 9am – 8pm · Closed Sunday

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# ECU remapping, tuning & diagnostics across South Wales
Custom-written ECU files for cars, vans, trucks, tractors, plant and bikes. Mobile service from Merthyr Tydfil, covering Cardiff, Swansea, Newport and beyond. Real-world tuning with a lifetime software guarantee.

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- 30-day guarantee plus lifetime support
- Custom-written, road-tested files
- Mobile service across South Wales

## Choose a service
Every file is written for your specific vehicle, mileage and hardware. No generic, off-the-shelf maps.

### ECU Remapping
Custom-tuned ECU files for power, economy or both.

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### Stage 1 Remap
Bolt-on power & torque gains on a standard engine.

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### Stage 2 Remap
Calibrated for hardware upgrades — intake, exhaust, intercooler.

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### ECU Diagnostics
Full fault-code reads, live data and root-cause diagnosis.

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### ECU Tuning
File optimisation for response, smoothness and fuel return.

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### Engine Light Removal
Diagnose, fix and clear stubborn warning lights — properly.

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### Truck Remapping
HGV & LCV tuning for torque, MPG and driveability.

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### Tractor Remapping
Agricultural ECU tuning — more pulling power, less fuel.

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### Plant, ATV & Bike Remapping
Quads, buggies, motorbikes and plant machinery.

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### DPF Cleaning & Diagnostics
Blocked DPF diagnosis, forced regen and proper repair.

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### Van Remapping
LCV tuning for loaded pulling power and better MPG.

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### Economy Remapping
Fuel-first calibration for commuters and fleets.

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### Mobile Remapping
We come to your driveway, yard or workplace.

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### ECU Repair
ECU fault diagnosis, repair, cloning and replacement.

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## Areas we cover
Based in Merthyr Tydfil, serving South Wales and the surrounding valleys.

- Merthyr Tydfil
- Swansea
- Cardiff
- Newport
- Chepstow
- Bridgend
- Port Talbot
- Caerphilly
- Cwmbran
- Aberdare
- Pontypridd
- Tredegar
- Ebbw Vale
- Bargoed
- Blackwood
- Treorchy
- Tonypandy
- Neath
- Barry
- Maesteg
- Pontypool
- Abergavenny
- Monmouth
- Brecon
- Llanelli

## Get your free, no-obligation quote
Tell us your vehicle and what you want from the remap. We'll come back with honest gains, options and pricing — usually within the hour.

ECU remapping & diagnostics across South Wales. Calibrated power, sharper response, real-world MPG — done properly.

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### Services

- ECU Remapping
- Stage 1 Remap
- Stage 2 Remap
- ECU Diagnostics
- ECU Tuning
- Engine Light Removal

### Areas

- Merthyr Tydfil
- Swansea
- Cardiff
- Newport
- Chepstow
- Bridgend

### Contact

- 07863 791632
- gavwarn@yahoo.co.uk
- 35 The Birch Way, Trefechan, Merthyr Tydfil, CF48 2HA
- Mon–Sat 9am – 8pm · Closed Sunday
- Leave a Google review

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