01 - 04 Duramax Allison 1000 2wd Transmission on 2040-parts.com

Infiniti: M can be about mpg or zip

Infiniti will face a new marketing challenge when it introduces its first hybrid vehicle next spring, the 2012 M35h sedan. Since the import brand has never sold a hybrid, officials will be attempting to learn which marketing chord resonates more with its customers: performance or fuel economy. "The marketing will center on the point that hybrids have always been about compromise," says Ben Poore, Infiniti Business Unit vice president.

V6 dropped for redesigned Mazda 6 sedan

Mazda will drop the V6 engine from the Mazda 6 lineup, the company told Automotive News. Instead, the redesigned Mazda 6 will use powertrains from Mazda's Skyactiv technology bin, including direct-injection four-cylinder engines and ultra-efficient transmissions. “We believe that the balance of fuel economy and power that Skyactiv offers is what customers want,” a Mazda spokesman said.

Configure and price the 2015 Chrysler 200 of your dreams online

Perhaps we're more excited about the 2015 Chrysler 200, which just made its official debut at the Detroit auto show, than we ought to be. In one sense, it's just another compact sedan in a segment full of capable vehicles. But we didn't have a lot of love for the looks or performance of the current car, which felt like a carryover from Detroit's darkest days hanging around until something more competitive came down the assembly line.