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GM continues work on fuel-saving engine technology

Sometime in the next decade, you might be able to enjoy some of the benefits of a diesel without driving one. A technology called HCCI improves fuel economy 15 percent and releases fewer emissions by using a combustion process similar to what is used in diesel powerplants. General Motors continues work on the project, which could be applied across a range of engine sizes and used with other advanced fuel-saving technologies to help the company comply with the proposed new mileage and emissions targets announced Tuesday by President Barack Obama.

Maserati GranTurismo S Auto gets a Sports Pack

Maserati GranTurismo S Auto - now with Sport Pack for an extra £4k The Maserati GranTurismo S Auto is Maserati’s best-selling car in the UK, and you can see why. It’s good looking in that slightly odd combination of butch and dainty that certain Italian cars manage so well, it’s performance is decent without being earth-shattering and – certainly compared to any other Italian you could consider remotely ’Exotic’ – it’s more sensibly priced, at the right side of £100k. But if there are criticisms to be levelled against the GrandTurismo S they perhaps revolve around its slightly ‘soft’ nature.

2015 Ford F-series Super Duty gets updated Power Stroke diesel

Ford spotlighted an improved 6.7-liter Power Stroke V-8 turbodiesel as it introduced its 2015 F-Series Super Duty lineup at the Texas State Fair in Dallas. Among the vehicles Ford showed: -- An updated version of the Super Duty King Ranch edition with a Texas theme. -- A freshened version of the F-450 Super Duty with a beefed up frame, suspension and commercial-grade 19.5-inch wheels and tires.