2 vac TUNE+-2CV The wireless programmable 123\TUNE+-2CV is designed for the Citroen 2CV4, 2CV6, DYANE, AMI, Mehari 2CV engine. 123ignition is proud to announce the first fully programmable wireless ignition! Control your 123\TUNE+ with your iOS/Android smartphone or tablet. The App makes it possible to adjust the ignition curve and shows an electronic dashboard. Main features: REV-counter, Antitheft system by a PIN code, Real time tuning, Vacuum advance, Boost retard, Soft REV-limiter, etc.