Improve Your Car’s Performance
At RubyTune, we provide professional, safety-focused ECU remapping for road cars, delivering measurable gains in performance and everyday drivability — all while preserving long-term reliability.
As a Trading Standards Approved, family-run business, led by an IMI-Certified Installation Engineer and backed by 350+ genuine 5-star reviews across the South East, our reputation is built on doing the job properly.
Unlike “plug-and-play” tuning operations, every vehicle receives full live diagnostic assessment prior to any remapping, ensuring it’s fit for calibration — because lasting results can only come from a mechanically sound engine.
All emissions-related enquiries (DPF, EGR, AdBlue/SCR, etc.) are for off-road or motorsport use only. Public-road use is not permitted. Full T&Cs apply: https://www.rubytune.co.uk/terms-conditions/