AUTOMOTIVE.DIGITAL.TECHNOLOGY.
Websites, software, vehicle diagnostics, remapping and device repairs — all engineered and delivered by one specialist team.
What We Do
Three specialist services, one expert team.
Whatever your business or vehicle needs, SMS Auto delivers it in-house — from your website and software to tuning, coding and device repairs.
Web & Software
Websites, e-commerce, booking systems, customer portals, admin systems and custom software.
- Business websites
- E-commerce
- Booking & portals
- Custom software
Vehicle Tuning & Coding
Remapping, ECU solutions, diagnostics, coding and programming.
- Performance remapping
- ECU solutions
- Diagnostics
- Coding & programming
Device Repairs
Phones, tablets, laptops and computers.
- Phones
- Tablets
- Laptops
- Computers
Vehicle Tuning & Coding
Remapping, diagnostics and coding by specialists.
Tuning and ECU work carried out with professional tooling and a careful, vehicle-specific approach — then verified before your car leaves us.
- Performance remappingStage 1, Stage 2, economy and gearbox remaps.
- ECU solutionsDPF, EGR, AdBlue and fault-code work, subject to vehicle and use.
- DiagnosticsAdvanced fault finding across ECUs and modules.
- Coding & programmingFeature activation, retrofit coding and module programming.
Websites
Professional, responsive sites built around your business.
E-commerce
Online stores to display and sell your products.
Booking systems
Let customers book services and appointments online.
Portals & software
Customer areas, admin portals and custom systems.
Web & Software
Digital solutions built around your business.
From a professional business website through to custom software, customer portals and admin systems — designed, built and supported in-house.
Website builds start at £699 as a one-off payment, with optional monthly hosting or a care plan if you'd like us to look after it.
Selected Work
Projects that showcase our capabilities
Real solutions we have built for real businesses. Each project represents our commitment to quality and client success.
Cassley Auto Care
A Professional website for Mercedes specialist workshop garage in Cardiff, featuring contact page and all business information.
Argyle Autos
Accident repair, respray and alloy wheel specialists serving Cardiff and South Wales for over 30 years.
Legacy Motor Company Cardiff
Hand-picked quality used cars, honest pricing and a fair price when you sell. Legacy Motor Company makes buying and selling simple.
Interested in working together?
Discuss Your ProjectStart your project
Got a project in mind? Let's talk.
Tell us what you need — a website, software, a remap, diagnostics or a repair — and we'll get you a clear, no-obligation quote.