The 2008 Lexus GS 450h is a full hybrid that has a both an electric motor and a gasoline engine. The primary objective of this rear-wheel drive hybrid, however, is power rather than fuel savings. The 3.5-liter V-6 engine combined with the electric motor give a power output similar to a V-8 engine. EPA estimates city/highway fuel consumption to be 22/25 mpg. Bas price for the GS 450h is $55,665, which is about $2K more than a similarly equipped, gasoline-powered GS 460.