Buick Regal GS

Buick Regal GS leaked; potential 2018 Commodore/HSV?

The case of the mysterious 2018 Opel Insignia OPC (nee Holden Commodore/HSV) prototype spotted at the Nurburgring last week may have been solved, as pictures of the Chinese-spec 2018 Buick Regal GS have been leaked...