Unlock the Power Hidden in Your Engine with ECU Tuning
More Power. More Torque. Better MPG.
Trusted Engine Tuning Backed by a Lifetime Warranty
South Wales Remap Specialists

Unlock the Power Hidden in Your Engine with ECU Tuning

Custom Stage 1, Economy & Power ECU remaps – mobile engine tuning across Swansea, Cardiff & all South Wales.

15+
Years Experience
30%
More Power
50%
More Torque
5★
Google Rated

Vehicle Statistics

Check the Performance Increase on Your Vehicle

Pick your vehicle below to see the projected power, torque and economy gains achievable with Elite ECUs ECU tuning.

Powered by our international tuning database – over 30,000 vehicles supported.

Recent Work

Trusted by South Wales For Over 15 Years

5.0 · 100+ five-star reviews

Stage 1 complete. Great friendly service, communication from start to finish. Happy to answer any questions, didn't rush the job and made sure I was totally happy before I left. Car runs so much better – highly recommend Mark.

K
Kael Dowling
Verified Customer

Excellent service, couldn't be happier with the results. Custom Stage 1+ with EGR delete – the difference is unbelievable, it's a completely different car. Mark's knowledge is second to none. I've already recommended him to over 10 people.

R
Rich Powell
Verified Customer

Had my Mercedes remapped Stage 1 and AdBlue fault removed. Outstanding service and communication from start to finish. Work was done within an hour, professional throughout. Great improvement on performance – my Q7 is next!

C
Cnatser
Verified Customer
Green Ford Focus RS after a custom ECU remap by Elite ECUs in South Wales

About Elite ECUs

Tailored Engine Tuning Solutions in South Wales

Our mobile ECU remaps around South Wales are proven time and time again to be reliable and effective. We can offer incredible gains in power and torque while believing in safe and sensible ECU tuning – that's why our customers return time and time again.

We offer a lifetime warranty against any software malfunctions; all original maps are backed up on a dedicated server allowing the vehicle to be reverted to the original format at any point in the future.

We provide mobile engine tuning all over South Wales, including remaps in Cardiff and Swansea.

All Manufacturers

We Remap All Makes & Models

From everyday family cars to performance machines, vans, 4×4s and trucks – we have proven, custom remap files for thousands of vehicles.

Ford logoFord
Toyota logoToyota
Mercedes-Benz logoMercedes-Benz
Volkswagen logoVolkswagen
BMW logoBMW
Audi logoAudi
Vauxhall logoVauxhall
Land Rover logoLand Rover
Nissan logoNissan
Volvo logoVolvo
Peugeot logoPeugeot
Skoda logoSkoda
Honda logoHonda
Hyundai logoHyundai
Kia logoKia
Mazda logoMazda
Ford logoFord
Toyota logoToyota
Mercedes-Benz logoMercedes-Benz
Volkswagen logoVolkswagen
BMW logoBMW
Audi logoAudi
Vauxhall logoVauxhall
Land Rover logoLand Rover
Nissan logoNissan
Volvo logoVolvo
Peugeot logoPeugeot
Skoda logoSkoda
Honda logoHonda
Hyundai logoHyundai
Kia logoKia
Mazda logoMazda

Tuning Options

Levels of ECU Remap Tuning

Choose the remap that matches how you drive — from fuel-saving economy tunes to fully custom Stage 2+ calibrations for modified vehicles.

Best for MPG

Economy Tuning

We are able to re-calibrate the ECU data to improve fuel efficiency. The increase in torque will allow less gear changes resulting in improved MPG and driveability. Economy Tuning is for Turbo Diesel vehicles only.

  • Improved fuel efficiency
  • Increased torque
  • Less gear changes
  • Turbo Diesel only
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Most Popular

Stage 1 Tuning

Designed for a standard and unmodified vehicle with no hardware upgrades. A Stage 1 Remap increases power and torque while also improving fuel efficiency. Removes flat spots and gives a more responsive drive without compromising reliability.

  • Up to 30% more power
  • Up to 50% more torque
  • Removes flat spots
  • More responsive drive
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Maximum Power

Power Tuning

A bigger increase in power and torque than a Stage 1 Remap, efficiency will still improve but not as dramatically as a Stage 1 Tune. Often hardware upgrades are already present on the vehicle before a Power Remap.

  • Bigger power & torque gains
  • Hardware upgrades supported
  • Maximum performance
  • Modified vehicles welcome
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Bespoke

Special 1 Off Tunes

Special 1 off tunes are also available to suit highly modified vehicles.

  • Fully custom calibration
  • Highly modified vehicles
  • Tailored to your setup
  • Expert bespoke mapping
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Why Elite ECUs

Top 10 Reasons to Choose Elite ECUs Remapping

01

Custom-Made Remaps

Top quality bespoke files made specifically for your vehicle – never generic.

02

14 Day Money Back

If there's an issue with our work we reverse it and refund you, no quibbles.

03

Trained Technicians

Professional, reliable service delivered by experienced ECU specialists.

04

International Network

Part of a global remap network with access to proven tuning data.

05

Lifetime Warranty

Every remap is covered by a lifetime software warranty.

06

Competitive Pricing

Premium tuning at honest, transparent prices – no hidden extras.

07

All Vehicle Types

Cars, vans, 4×4s, bikes and trucks – diesel or petrol, turbo or non-turbo.

08

Diesel & Petrol

Suitable for turbocharged and naturally aspirated engines alike.

09

Mobile Service

We come to your home or workplace, or visit our facility near Neath.

10

Out of Hours

Weekend and evening appointments available by arrangement.

FAQ

Questions Often Asked About ECU Remap Services

Below are some questions and answers relating to remapping in South Wales. If you have any other questions please call us.

07974 007405

Coverage

We Offer ECU Tuning All Over South Wales

Remotely remapping all of South Wales

We are based near Neath in South Wales and cover a 30-mile radius for our mobile ECU tuning South Wales services. We can travel further afield by prior arrangement – please enquire.

We also have facilities in Glynneath, just off the A465, where vehicles can be brought to us for DPF services or any engine tuning required.

Remapping Regions Covered

NeathSwanseaBridgendWest WalesAmmanfordCardiffBreconBuilth WellsPorthcawlVale of GlamorganAberdareEbbw ValeMerthyr TydfilRhondda ValleysAbergavenny

Get In Touch

Book Your Remap Today

Drop us a line for a free no-obligation quote, or call directly to book your slot.

Request a Free Quote