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2012 Ford Explorer gets 28 mpg with EcoBoost power

The 2012 Ford Explorer--the first vehicle in North America to get the company's four-cylinder EcoBoost engine--is rated at 20 mpg in the city and 28 mpg on the highway, it was announced on Thursday morning. The 2.0-liter turbocharged EcoBoost Explorer engine pushes out 240 hp at 5,500 rpm and 270 lb-ft at 3,000 rpm. The four-cylinder is a significant part of the Explorer's dramatic makeover, which has seen the family-hauler transition from a body-on-frame SUV to unibody underpinnings.

2012 Honda Fit is quieter but not much different

The five-door Honda Fit subcompact gets a quieter interior for 2012. The Sport model has more standard features and available hands-free Bluetooth. All 2012 Fit models have added measures for sound insulation in the floor and front fenders and thicker corner-window glass.

Audi unveils armored A8L Security

While unveiling the Allroad E-Tron Shooting Brake at the Detroit Auto Show, Audi also quietly debuted the A8L Security version of its new range-topping sedan this week, armored to the highest level of ballistic protection for passenger cars. The A8L Security is based on the facelifted version of Audi's third-generation A8 sedan, and this armored version will be available both with Audi 4.0 TFSI V8 engine and the 6.0-liter W12. Audi set out to design the current A8L with building an armored version in mind, as opposed to the first-generation A8 of the 1990s which was not offered in Security specification until very late in the product cycle.