Renault Laguna Xenon Ballast 89027892 on 2040-parts.com

BMW tuner Manhart creates 743-hp M6 Coupe

There are BMW M6 drivers out there for whom the stock output of 560-hp and 500 lb-ft of torque just aren't enough. At least that's what German tuner Manhart is betting on in unveiling their MH6 700 version of the M6 hardtop. Manhart has been tuning BMWs and only BMWs for 20 years, and they've worked on everything from the E30 3-series to the latest offerings from the Bavarian automaker.

Kia GT4 Stinger concept gets serious about performance, style

The Detroit auto show reveal of the Kia GT4 Stinger concept confirms what we suspected all along: The the strategic shadows that hid much of the car in preview photos concealed a clean, 2+2 fastback coupe. Though Kia claims there's no plans to put the car production as-shown, it's a tantalizingly plausible glimpse of where the automaker could go. And we like it.

Aston Martin CC100 Speedster (2013) first official pictures

This insane creation is Aston Martin's 100th birthday present to itself. Christened the CC100 Speedster, the one-off concept hints at future design details for production Astons. And there I was thinking all Astons look the same...