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Video: Michael Mauer on the 991-series Porsche 911

Porsche has released a video featuring its Design Director, Michael Mauer, explaining how he and his team went about redesigning the 911, an ‘automotive, engineering icon' as he describes it. "What we as designers are striving to above all is to optimize the width to height ratio with the result that although the 911's width has not increased, the front axle area has become wider, and we've managed to make the roof a bit lower," Mauer explains via a rather dramatic-sounding voiceover.

New Mercedes GL (2013): Price from £59,465 to £91,680

Mercedes has announced that the new 2013 GL will cost from £59,456 for the GL 350 BlueTEC AMG Sport to £91,680 for the GL 63 AMG. The Mercedes GL 350 BlueTEC AMG Sport will cost from £59,465 and gets a chunk more kit than the outgoing GL. That includes Intelligent Light System, bi-xenons, LED daytime lights, AMG body styling, 21″ AMG alloys, Privacy, electric glass roof, AirMATIC, Parktronic with Park Assist, COMAND and DAB radio.

Nissan unveils new generation 'black cab'

NISSAN has unveiled its new ‘black cab’, adapted specifically for London and designed to win business from cabbies looking for a more reliable, more functional and less polluting vehicle. This year, emissions legislation will force many older taxis off the road, and noting the financial struggles of Manganese Bronze, the makers of the traditional black cab, Nissan has seen the opportunity to muscle in on the market. The famous London taxi design has come in for much criticism from cabbies for its unrefined drive, patchy reliability and questionable cabin ergonomics.