Service directory
Browse providers whose public information describes remapping, dyno testing or tuning. Results vary by engine, ECU, hardware and fuel. Confirm that a provider supports your exact configuration and ask what validation and logging are included.
Public supplier listings
These companies publicly describe services related to this category. Confirm exact service details, location, availability and model support directly.
Performance-tuning workshop offering ECU and gearbox calibration, rolling-road testing, diagnostics and workshop support. Its public information mentions specialist support for Ferrari, Maserati and BMW vehicles.
Mobile tuning provider based in Corwen, advertising performance and economy remapping for a wide range of makes and models across North Wales and nearby areas.
North Wales tuning and performance workshop offering vehicle tuning, preparation and maintenance. Its website describes rolling-road and dyno capability.
North Wales workshop offering ECU remapping, vehicle diagnostics, servicing, repairs and DPF cleaning. Its website describes a performance-focused approach to vehicle care.
Workshop near Ammanford offering remapping, performance tuning and rolling-road dyno sessions. Its website says it uses a four-wheel-drive dyno and serves customers across South Wales and beyond.
South Wales workshop describing performance and supercar repairs, servicing, tuning, modifications and vehicle inspection work.
Independent BMW and Porsche specialists in St Clears. The company’s official website describes servicing, repairs, diagnostics and tailored performance upgrades. Ask AGM to confirm support for your exact model and requested work.