Jaguar recently took to the Nürburgring to give the upcoming XFR-S a once over ... that prominent rear spoiler. The tail end also gets a new diffuser tucked under the rear valance.

Thinking that they had a real speed deamon on their hands Jaguar execs handed over the ... a front splitter and a massive rear spoiler) the XFR hit an astonishing top speed of 225.675 mph.

The 2014 Jaguar ... the XFR, aided by its stop/start system, and so doesn't get hit with a gas guzzler tax. Other XKR-S bits have made the jump, including an upgraded suspension front and rear ...

Jaguar has unveiled the the new XFR-S Sportbrake at the 2014 Geneva ... tweaked for the Sportbrake. The rear diffuser and roof-mounted spoiler have been added to reduce lift.