There's nothing like the force of forced-induction and there's no wine sweeter than turbo whine. What's the best turbocharged engine?
For turbine lovers it hardly gets better than BMW's N54 twin-turbo 3.0-liter straight-six found in just about every Bavarian product you can imagine. It was the International Engine of the Year for 2007 and 2008 and for good reason. The use of two smaller turbos reduces typical lag while still delivering power when you ask for it. Here's what Siler had to say about it in his review of the BMW Z4: