In its heyday, the '79 Buick Regal equipped with the 4.3-liter V6 reportedly produced nearly 120 horsepower and 210 lb-ft (285 Nm) of torque.

Cars Buick is now an all-SUV brand as Regal production ends An era draws to a close as GM's premium brand transitions away from passenger cars entirely in the US and Canada.

Back in the limelight in 2024 thanks to Kendrick Lamar, these hot Buicks defined American muscle in the 1980s.

Visually, the differences between the Buick GNX and the Buick Grand National were more subtle. That was by design, given how much of an impression the all-black Regal coupe already made.