Porsche is known for its ability to spin off a litter of variants from a single model, and according to a report in Automobile the 918 Spyder (pictured here) might not be spared the house trick.

The 918 Spyder counters with a 2.8-second ... is proving that Porsche is leading the field with its expertise in the development of fuel-efficient drive concepts for sports cars.

Founded in 1931 by Ferdinand Porsche, the brand is most famous for the 911 line of sports cars ... 0-60 mph in just 2.6 seconds, Porsche planned a more extreme variant of the 918.