New Nitrous Super High Flow Valve on 2040-parts.com

Say Chevrolet--not Chevy--GM tells employees

From racetracks in the heartland to the iconic strains of “American Pie,” one word--Chevy--has transcended class and culture and helped raise the bow-tie brand to the lofty status as one of the most recognized in the world. But now, one of the most blue-collar and singularly American marques is going formal: General Motors has told its employees to use the world “Chevrolet” instead of the commonly used “Chevy” nickname. An internal memo distributed this week directs workers to use the official name in all communications, from official duties to simple conversations.

Snow cars: The AW list of winter warriors

Having the proper gear is important when it gets cold and the snow starts to fall--coats, hats, gloves and cars. With that in mind, AutoWeek offers this list of sure-footed rides for the winter. Some have higher sticker prices--we're looking at you, Range Rover--but most are fun, economical rides that will get you through the deepest doldrums of winter.

2011 Mercedes S63 AMG 5.5 litre Biturbo revealed +video

The 2011 Mercedes S63 AMG get the new 5.5 Litre BiTurbo V8 Mercedes intend phasing out the much loved – and wonderfully linear – 6.2 litre, naturally aspirated V8 which graces AMG Mercedes models across the range, from C Class to S Class and E class to CL Class. Such a wonderfully exhilarating engine, it’s a real shame to see it bow out under the pressure of ridiculous CO2 and economy targets. So the 2011 Mercedes S63 AMG gets a new engine.