Audi unveils the Audi R18 e-tron

Audi Motorsport has unveiled the R18 e-tron, the hybrid racer that will be in direct competition with the Toyota hybrid at Le Mans and in the World Endurance Championship this year.

We also get a look at the new livery, with a slight variation for the ultra, the 'old' diesel version.

Audi will enter four cars this year, two hybrids and two diesels.

Check out the official photos here.