Beating the next guy, and doing it in style and comfort, is that not 'luxury'? As someone once observed, speed and luxury were synonymous until the Ford Flathead was introduced. That was the first time an inexpensive car was fast.
Tom is right, Ford's aspirational target with the TC was the BMW M6.
and...
Thunderchicken is right, Ford put a lot of time and effort into the technology that went in the turbo motors. They even used the EEC4 in their racing program.