Spy lenses have once again caught Porsche engineers out testing the next generation 911. Both cabriolet and coupe versions were seen out running on the Nürburgring. The 2012 Porsche 911 is expected to be slightly larger and boast a wider rear track. The boxer engine in the base model is rumored to produce 345 horsepower.
Current intelligence also has it that Porsche plans to unveil the car at the upcoming 2011 Frankfurt Motor Show. Until then, check out the spy photos in our galleries below.
Related GallerySpy Shots: Next Generation Porsche 911 Cabriolet
Related GallerySpy Shots: Next Generation Porsche 911 Coupe