The 1973 Buick Century GS, is the best-kept muscle car secret in American performance history. While all the other automakers detuned their muscle in 1972, Buick put out this beast with the same ...

The most notable characteristic setting the Regal apart from the Century was five-passenger seating as opposed to six. The Buick Regal was offered in LS and GS trim levels from 1998 to 2004. All ...