With the luxury car market benefiting from increased consumer confidence, automakers are refreshing or expanding their model lineups: the two-seat Audi R8 halo car sees a midcycle refresh for 2014. For the new model year. Cadillac, having launched the ATS entry-lux sedan, is rolling out the 2014 Cadillac CTS. Chief engineer Dave Leone said the car, especially the 420-horsepower twin-turbo V-6 “Vsport“ version, is going to impress even the hardcore enthusiast audience. Lexus, meanwhile, has a new version of its IS compact sports sedan.