Ford now uses a Mazda transmission in the Taurus. From what I understand, it has given the Taurus one of the most reliable powertrains on the road today.
Here's a question: People are right about how Japanese auto makers have plants in the US, for example the plant outside Columbus, Ohio that makes Honda Accords. Why is it that Honda with American workers is able to make a great car while the US based makers still make crap?