Hyundai will be showing off its latest concept car called HND-4 at the 2009 Seoul Motor Show next week. The HND-4 is a plug-in hybrid car, power comes from the 1.6-liter four cylinder engine with 154 horsepower that is mated to an electric motor. This electric engine is powered by lithium polymer battery packs that offers a range of up to 64 kilometers (40 miles) without a single drop of gas used. [Hyundai]
