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

Infiniti means . . . what?

Ever since Infiniti was launched with mystifying advertising images of rocks and trees 21 years ago, Nissan Motor Co.'s luxury brand has been hard to pin down. Vehicles such as its G37, the 2011 M sedan and the QX56 SUV turn heads and win praise in buff books. But while luxury competitors such as BMW, Mercedes-Benz, Audi and Lexus have soared in consumer popularity over the past decade, Infiniti has struggled to keep up.

Freightliner reveals new truck concept [w/video]

Freightliner Trucks has unveiled a new concept vehicle, dubbed the Revolution Innovation Truck, at the 2012 Mid-America Trucking Show. Freightliner has built upon the first Innovation Truck, unveiled in 2009, and has updated the cabin with the latest technologies while keeping the essential day- and night-time functions of the tractor unit. The Revolution Innovation has been aerodynamically optimized, with a sloping hood, low-mounted grille and an integrated, raised over-cab roof.

Mercedes SLS AMG Black Series (2012) first pictures

We’d be most surprised if you rejected the Mercedes SLS AMG for being too slow and too subtle, but if you crave a few racecar touches for your gullwing supercar then Mercedes will oblige with this: the SLS AMG Black Series. Like the ‘BS’ models that’ve gone before, the SLS Black employs a weight reduction, ramped-up power and better aerodynamics to give more extreme looks and performance. Read on for the full spec of a Mercedes with more power than a McLaren 12C Spider.