Who are we and what do we do?

RDR Performance is a professional mobile ECU remapping service based in Smalley, Derbyshire. We were founded with a clear mission: to deliver safe, reliable ECU tuning that produces real, measurable results — all from the convenience of your own driveway or workplace. We specialise in Stage 1 and Stage 2 remapping for petrol and diesel vehicles across all major manufacturers, including Audi, BMW, Mercedes, Volkswagen, Ford, and Land Rover. Our mobile service covers the East Midlands, including Derby, Nottingham, Long Eaton, Heanor, Ripley, Beeston, Mansfield, and surrounding areas across Derbyshire, Nottinghamshire, and Leicestershire. Whether you drive a family diesel looking for better fuel economy, or a performance car seeking maximum power, our experienced technicians use industry-leading diagnostic and tuning equipment to transform your driving experience — safely and within your engine's operating limits.