Audi TT Ultra Quattro concept (2013) first official pictures

This is Audi’s idea of a TT in the GT3 RS or Superleggera mould: the TT Ultra Quattro concept. Thanks to a ruthless diet and an uprated 2.0-litre TFSI turbo petrol engine, the all-wheel drive TT Ultra will launch to 62mph in 4.2sec, (1.3sec faster than a regular Audi TTS) and hit 173mph flat out. Just how light is the Audi TT Ultra?

New Aston Martin Vanquish: The 2013 Vanquish officially arrives

The new Aston Martin Vanquish has officially arrived with sharp new looks, more power, less weight and a bigger price tag.  AM may not have been thrilled, but we all knew the AM310 from Villa D’Este was dusting off a moniker from Aston’s recent past to become the new Aston Martin Vanquish. And here it is – officially. In Aston’s best Porsche imitation, the DBS evolves in to the Vanquish without tampering too heavily with its looks, as AM310 already demonstrated.

OnStar tests Facebook updates, text-message reading services

General Motors' OnStar service is launching new features with the latest generation of its technology and is testing applications such as reading text messages and updating social-networking Web sites via voice command. The ninth generation of OnStar's software will let GM car owners use their smartphone to remotely start the engine and lock or unlock their cars. The service is called OnStar MyLink.