Question: The T-Type is a series of Buick automobiles that were popular during the 1980s, this marketing approach for Buick products, was a revival of a similar approach used in the 1960s (and later revived in the 1990s) with which vehicle designation, this name has been used on several high-performance cars built by Buick since 1965?
Answer: 
Buick GS
Buick GS