Jeremy goes on a fuel economy run by driving an Audi A8 (with a V8 diesel engine) from London to Edinburgh and back in one single fuel tank. James races a racing pigeon in the new Ford SportKa. A 2nd shootout on the test track between the new Mitsubishi Evo VIII FQ-320 and the Subaru Impreza WRX STi WR-1. James and Richard have a game of 'car darts'. Jeremy road tests the new Porsche Carrera GT.
Runtime: 52
Starts: Jeremy Clarkson, Richard Hammond, James May, Ben Collins
Director: Brian Klein, Andrew Fettis, Richard Heeley