The Tunit is supplied with Original Manufacturers Connections to allow simple installation and removal. Professional installation can be carried out worldwide by our network of Agents and Installers who provide a Try before you Buy with a full test drive. Tunit is not invasive of original equipment in the same way chip tuning, car remapping or any other type of engine map so it can be removed when changing vehicles. Self installation is achievable for almost any customer with a few tools. Full instructions and support is provided by phone and email from 9am to 9pm.