Minn Kota E-drive Throttle Assembly on 2040-parts.com

Mercedes-Benz adds equipment, holds prices on the 2012 M-class

Mercedes-Benz USA is holding prices steady on the first two models of the new generation M-class crossover. The 2012 ML350 4Matic starts at $49,865, unchanged from the 2011 model. The ML350 BlueTec 4Matic diesel starts at $51,365, also unchanged.

Video shows Audi R18 'long tail' e-tron quattro's blistering Monza run

Audi has had a pretty solid run at the 24 Hours of Le Mans over the past decade, but we're glad they keep pushing the envelope. That's how they keep devising road-going spaceships like the staggeringly fast R18 e-tron quatto equipped with a “long tail” aerodynamic package. This quick video of the “long tail” hybrid testing at Monza gives us a preview of what we can expect at Spa next month -- and hints at what we'll see at Le Mans in June.

Bob Lutz returns as General Motors adviser

The raspy voice of Bob Lutz will again be heard at General Motors. The company announced on Friday morning that its former product czar is returning as an adviser. Lutz had been advising GM executives on an informal basis, the company said.