Opel engineers are out testing a prototype for the next-generation Insignia sedan. Though destined to compete in the mid-size sedan segment, the new Insignia looks to be growing in size, so much so that it may rival some larger models. It also looks like the design team has adopted a sloping roof akin to the one on the Audi A7. The Insignia is a…
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2017 Opel Insignia Spy Shots