The new Opel Insignia, which has recently been unveiled, is our best look yet at the next-gen Buick Regal.
Opel Insignia Sports Tourer Previews the Next Buick Regal Wagon
First Drive: 2011 Buick Regal is a genuine German sports sedan - Autoblog
New Buick Regal GS Debuts in Detroit
Opel Insignia Sports Tourer Makes us Want a Buick Regal Wagon. Badly.
Opel Insignia Grand Sport Revealed, Previews Buick Regal
2011 Buick Regal Revealed
Opel Insignia Grand Sport Revealed, Previews Buick Regal
Opel Insignia Sports Tourer Makes us Want a Buick Regal Wagon. Badly.
GM Unveils 2017 Opel Insignia Grand Sport, Previews 2018 Buick Regal & Holden Commodore
Opel Insignia OPC rendered, definitely in the works - CarWale
Opel Insignia Country Tourer Previews Buick Regal TourX
Could Buick Add Turbo-Four Powered Regal GS?
GM Unveils 2017 Opel Insignia Grand Sport, Previews 2018 Buick Regal & Holden Commodore