Mercedes Benz Gla 45 AMG Wallpaper What Mercedes-Benz called a concept at last November's LA Auto Show is being fashioned as the new limited production GLA 45 AMG Edition 1 at this week's Detroit motor show where the series is making its world premiere. The white colored Edition 1 with the flashy red and silver livery maintains the regular GLA 45 AMG's 2.0-liter turbocharged four with 355hp