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A closer look at the 2015 BMW M3 sedan and M4 coupe: Turbocharged performance is gonna cost you

By the time the 2015 BMW M3 sedan and M4 coupe were revealed at the Detroit auto show, we already knew a lot about what to expect from the Roundel's newest generation of high-performance driving machines. It was no secret, for example, that the new M3 sedan and its two-door counterpart, the M4, will be down two cylinders and a few hundred pounds from their predecessors. Now that we've had a chance to get a look at the cars in production trim, here's a closer look at what's under all the aggressively vented fascias, spoilers and M badges.

Porsche Cayenne Diesel – it’s official

We all wondered how long it would take for Porsche to bite the bullet and give in to the diesel bandwagon. Well, it’s happened. Porsche has officially announced today that the Porsche Cayenne diesel will go on sale in Europe in February 2009.

Bentley Continental Supersports Convertible (2010): first official pictures

By Tim Pollard First Official Pictures 17 February 2010 10:46 Bentley today opened up its new Continental Supersports Convertible – the soft-top version of the E85-swilling Supersports coupé. It's the fastest rag-top ever to roll out of Crewe's gates, hitting 60mph in 3.9sec and 202mph flat out.The four-seater Conti Supersports Convertible follows closely the format of the 2009 coupé and arrives as Bentley has extended the Supersports' E85 diet across the entire 2011 model year Continental range. It's all part of Bentley's pledge to have every model biofuel-compatible by 2012, a key plank in its bid to make Bentleys acceptable in a carbon-crunched world.