Mercedes-Benz is currently hosting its "Silver Arrow 2011" competition in Argentina, and designers from all over South America are trying their hand in redesigning Juan Manuel Fangio's famed W-196 Streamliner racer. One design in particular caught our eye. Designer Javier Persia has created his concept as a tribute to famed Mercedes-Benz Formula 1 driver Juan Manuel Fangio. Persia designed the MB F-11 for racing tracks and he drew inspiration directly from the classic W-196 Streamliner racer.