Mercruiser Racing/high Performance Blue Engine Paint Can Nip #8228251 on 2040-parts.com

Citroen DS3 Cabrio (2012) first official pictures

Britain is Europe's biggest market for convertibles - odd, given our recent blink-and-you'll-miss-it summer. Still, Citroen hasn't been put off, and will launch the DS3 Cabrio after its world debut at the 2012 Paris motor show. Citroen claims the weight has only increased by 25kg over the hard-top DS3, and buyers will get even more personalisation options to go along with the wind-in-the-hair driving experience.

Ferrari P4/5 designer Castriota heads to Saab

Jason Castriota, the noted designer who created the Ferrari P4/5 and the Maserati GranTurismo, is taking his talents to Saab. He will be in charge of design for the Swedish automaker as it looks to develop a new image after being sold by former parent General Motors, Bloomberg News reports. Castriota will work on developing an upscale model of the 9-3 and will try to bolster Saab to better compete with BMW and Audi.

BMW's EfficientDynamics teaser (2010)

This rather strange looking black BMW is the German car company’s latest publicity stunt. Painted matt black, and with ‘dontblogaboutthis’ emblazoned across its flanks, it is of course a tease designed to get forums fanatics and bloggers worked up into a frenzy as everyone tries to guess what it is. BMW has released just a few photos, plus a couple of videos, all of which are on www.dontblogaboutthis.com.