Arias Pistons 12.5:1 Compression 82mm Bore Honda B-series on 2040-parts.com

Mercedes' GLK problem: Too many high-end models in the U.S.

Mercedes-Benz has adjusted option packages on its new GLK-class premium SUV to help cope with an oversupply of high-priced versions. Ernst Lieb, CEO of Mercedes-Benz USA, said the company exported too many high-end models for the January U.S. launch.

Renault/Lovegrove Studio Twin'Z concept

The Renault Twin'Z concept is a collaborative project with British designer Ross Lovegrove, filling the fifth stage in Laurens van den Acker's 'lifecycle' – Play. It's currently on display at the Milan Salone. Essentially previewing the all-new, rear-engined Twingo co-developed with Daimler, the Twin'Z takes this relatively humble city car and, thanks to the input of Lovegrove, it appears to have taken on an organic nature, which shouldn't be unexpected to those familiar with his work.

Hot seats: from design to delivery [sponsored]

As the user demands on car interiors are increasingly influenced by their growing design consciousness, so suppliers like Lear strive to bring better-engineered seating to satisfy. 2013 was another big year for Lear, as Jeanette Puig-Pey, its global fabric & leather design manager, enthuses: "At our ‘Design2Perform' event we celebrated the unveiling of our brand new collection, with special emphasis on color and texture and our TeXstyle Enhance product, perfect for customization. Laser etching is part of this offering, it is exclusive to Lear Corporation and can be used to add refined design elements to cloth and leather." A mix of fabric and leather in seating is not new but is often seen by the consumer as a cheaper alternative to full leather.