Frequently asked questions

The detail, up front.

Everything you need to know about the remapping process, the safeguards we apply, and what to expect once your calibration is complete.

Tuning basics

Legality, MOT and insurance

Ownership and support

Still have a question?

Ask us directly — we will tell you what is possible for your exact vehicle before you book anything.

REVXPERFORMANCE TUNING

Custom ECU remapping and performance calibration, engineered per vehicle and validated against live diagnostics. UK-wide support from a workshop in South Wales.

Get in touch

Mon–Sat 10:00–18:00 · Sun 11:00–15:00

Service area

We tune vehicles across the UK, with mobile appointments and workshop bookings in South Wales.

12-month software warranty

Road-legal & emissions notice

RevX calibrations are intended for road-legal use within UK construction and use regulations. Emissions-related features, including DPF and EGR software options, are offered for motorsport, export and off-road use only and are not legal for UK road use. It is your responsibility to declare any modification to your insurer.

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