The third-generation Kia Optima is one of our favorite automotive surprises from the past couple of years. After a decade of me-too family sedan boredom, Kia revitalized the Optima with a visually striking exterior, good build quality and a killer 274-horsepower, 2-liter turbo that's capable of 34 miles per gallon on the highway.
There are still some inexpensive components inside, …