Watch as Cadillac develops and refines its new ATS on the legendary Autobahn and the demanding Nürburgring.

In the second episode of our Web series, an elite team of drivers and engineers run the 2013 ATS through its paces.

There is no news on powerunit used on this car.

But with a recent mystery email it is touted to be the same 2 litre turbo as the Vauxhall VXR.