Toyota Passo 2007 Rear Right Combination Lamp [7415500] on 2040-parts.com

Detroit Auto Show roundup

The 2012 NAIAS in Detroit, MI has proved to be exactly the dose of salts the US auto industry so desperately needed after a few very lean years for the event. Numerous concept and production cars made their debuts in the halls of COBO and, as ever, Car Design News was on hand to provide our in-depth live show coverage. Here's a full rundown of our reportage from NAIAS 2012: Acura Acura NSX Concept: Living up to the name Cadillac Cadillac ATS: Finally breaking into the premium mainstream?

Porsche still celebrating 911 50th birthday (video)

All 7 generations of the Porsche 911 (pictured) ‘sing’ Happy Birthday Car makers do like to make the most of any anniversary they can hang a bit of PR on, and Porsche are no different. 2013 is the 50th anniversary of the, now iconic, Porsche 911 and Porsche has been making PR hay all year with everything from a 50th anniversary 911 to a huge gathering of Porsche 911s at the Silverstone Classic. But now, with just a few months of the 911′s anniversary left to milk the PR, Porsche has put together a video featuring all seven generations of the 911, happily wishing themselves a ‘Happy Birthday’.

The thinking man’s M3: Alpina D3 Bi-Turbo is world’s fastest diesel production car

German tuning firm Alpina has been tweaking BMWs since it started back in 1965 – in fact, it helped BMW develop the legendary 3.0 CSL, so it seems it knows its onions. However, its latest effort is something a little different. Not quite a conventional performance car, the 2013 Alpina D3 Bi-Turbo is actually the world’s fastest diesel production car, according to the firm.