The 2018 Buick Regal GS five-door debuted with 51 additional horsepower and more aggressive styling than the model it replaces.

The new Regal GS will carry the performance flag for the redesigned Regal lineup. Duncan Aldred, global vice president for Buick and GMC, said at the Regal’s press introduction: “It follows in a long line of Buick GS models, including the Riviera GS.”

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