Spied: 2013 Audi R8

The facelifted and significantly re-engineered Audi R8 that goes on sale this autumn has been scooped for the first time.Spotted testing at night in non-reflective paintwork, this otherwise undisguised R8 Spyder gives away the visual changes of the facelifted supercar, due to be revealed at the Moscow show this August.But the substantial changes are under the skin. There’s a new seven-speed,