TTS Performance Parts are the UK Distributers of ROTREX Superchargers and JE Pistons. TTS are prolific innovators in design and manufacture of supercharger conversions for virtually any application, car, motorbike, jet ski, generator to name just a few. Over 65 different conversions have been successfully completed over recent years. An ever increasing list of production conversions are listed below, of which thousands have been sold. Custom conversions are a speciality.