Detroit Show 2012 Highlights: Acura RDX Concept

The Acura RDX Prototype, is a virtually production-ready look at the new 2013 RDX crossover, due for launch in the spring.It will be powered by a 3.5-litre V6 engine producing 273bhp, 33bhp more than the outgoing model, and will receive a new, lighter all-wheel drive system. The result is a target of 33.6mpg on the highway – the best economy of any petrol-powered luxury SUV in its class.The