A $30,000 price tag and a Mercedes-Benz badge may sound "too good to be true" but Mercedes promises all the luxury and prestige of their larger models, wrapped in a sleek and tidy little package with the CLA-Class. Equipped with a fuel-efficient turbo-charged engine, dual-clutch transmission, and the first front-drive chassis in America, is the CLA250 a real Benz, or a cheap knockoff?