A Buick GNX is coming, but it's not coming from Buick. Performance company SLP plans to build their own GNX,…
The Opel Insignia OPC is based on the same platform as the new-for-the-US Buick Regal, but adds the torque-vectoring…
The recently announced 2010 Opel Insignia and Vauxhall VXR could spawn another variant we would love to own: the Buic…