The 2019 Buick Regal GS arrives in Sportback hatch form, pairing a sweeping fastback roofline with genuine performance hardware. Under the hood sits a 3.6-liter V6 producing 310 horsepower, routed through a 9-speed automatic transmission and an AWD system with twin-clutch rear drive unit. Brembo brakes with red calipers provide the stopping power, while GS sport seats with available massage function keep the driver comfortable on longer runs. Read the 2019 Buick Regal GS Review