Mazda pushes fuel economy, plans a new engine by 2011

Mazda's push to increase fuel economy across its model line will include a new range of gasoline engines and may involve the introduction of diesel and idle-stop technology in the United States. Mazda is aiming to increase fuel economy across its global lineup by 30 percent by 2015. The first stage of that transformation will include the introduction of a more fuel-efficient four-cylinder powertrain in 2011.

BMW M6 Gran Coupe – undisguised

We have a shot of the new BMW M6 Grand Coupe taken at a private launch event in Germany ahead of a debut at the 2013 Detroit Auto Show. You may ask, quite reasonably  what’s the point of the BMW M6 Gran Coupe? After all, there’s a proper coupe in the regular BMW M6, and if you want four doors then the choice must be the BMW M5.

Nissan updates GT-R for Europe

Now that the initial excitement over the GT-R has died down, Nissan has launched a round of improvements aimed at improving its reliability, comfort and yes, even its ability to plaster a smile across your face. Apparently so. Changes to spring and damper rates improve the pretty woeful ride comfort but also the handling, says Nissan, thanks to more accurate control of suspension movements.