Buick’s Regal GS, unveiled at the North American International Auto Show, is a car based on the Opel Insignia OPC for the United States. It’s the first sport-oriented Buick in quite some time, and a successor to the company’s Gran Sport heritage.
Buick’s Regal GS, unveiled at the North American International Auto Show, is a car based on the Opel Insignia OPC for the United States. It’s the first sport-oriented Buick in quite some time, and a successor to the company’s Gran Sport heritage.