You are not paying attention. Turbo are making a comeback because the automakers are trying to meet CAFE standards. And car buyers are more sensitive to fuel efficiency because of the rising gas prices.

Ford is selling their EcoBoost engines at a premium. In fact, >40% of F150s are being sold with 6 cylinder turbo engines. V-8s are the usual realm of full sized pickups. The new Focus and Fiesta will have new turbo engines in the near future, too.

For GM products, the Chevy Cruze has a 1.4L turbo right now. The Sonic will have a turbo available when the line is [[re)launched. There is a rumor that the next generation Corvette will come with a turbo.