The 1970 Buick GSX arrived at a moment when American muscle cars were getting louder, brighter and less concerned with ...

The Buick GSX Stage 1 arrived at the peak of the original muscle car era, then disappeared almost as quickly, leaving a tiny pool of surviving cars that now trade for serious money. I want to trace ...

Buick's most iconic muscle car, the GSX is also among the rarest. The company sold only 678 units during the 1970 model year.