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2011 Hyundai Sonata 2.0T – Click above for high-res image gallery

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Hyundai 1.6-liter GDI engine – Click above to watch the videos after the break

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2011 Mercedes-Benz S63 showcar – Click above for image gallery

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Click above for a high-res gallery of the Lincoln MKS with EcoBoost

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Click above for high-res gallery of the Hyundai ix-onic concept

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Click above for a high-res gallery of the Mercedes-Benz SL65 AMG Black Series

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Volkswagen is introducing a new 160hp version of its 1.4-liter TFSI engine. This engine and the 122hp version are replacing VW's 1.6 FSI and 2.0 FSI engines which produced 115 and 150hp, respectively. This change in the engine lineup will start in the Golf Plus, Jetta and Golf Variant versions.

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There's no doubt that there are a lot of advances in powertrain technology that will improve the efficiency of vehicles over the next few years. There are near-term features like direct fuel injection, turbocharging and dual clutch transmissions. Other features like start stop systems and electrification of accessory drives will help too. The problem is these features all add cost to the vehicle. If consumers don't buy vehicles equipped with this kind of technology, there is no net benefit. Erni

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Until electric cars and their associated technologies (motors, batteries, controllers etc.) become mainstream, the internal combustion engine will need to be further refined in order to meet upcoming fuel economy requirements and current emissions regulations -- while still producing the power that consumers have come to expect. HCCI is one technology currently being developed to make these goals possible, while direct injection and turbocharging are simply becoming quite common.

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Along with seemingly every other automaker in the European market, Volvo is set to expand the special branding that indicates the most efficient models in each of their lines. While Volkswagen has chosen to go with the more abstract BlueMotion label and Ford is mashing up words to create ecoNetic, Volvo is keeping it simple with Efficiency. The C30 Efficiency drops into the UK market in 2008 with a CO2 emissions rating of 119 g/km and 52.2 mpg (US) from its 1.6L diesel engine. Helping the new

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There are many who question whether or not small-volume or high-performance manufacturers should be held to the same emissions and fuel economy regulations as the larger automakers. Ferrari qualifies as both a small-volume (though getting larger) and a (very) high performance company. Indeed, the Italian maker of sports and racing cars is quite concerned with legislation which could make it impossible to sell their current line of vehicles, and they are looking at direct injection as a means to

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