2020 Buick Regal GS Specs The 2020 Buick Regal GS is, by far, the most powerful Regal ever produced. It's even more powerful than the coveted GNX, although it's worth mentioning there's a lot of ...
The Buick Regal Turbo-T is rare as it was only produced for one year. Here is what engine powered it and how much horsepower ...