15 Muscle Cars That Were Born to Break the Rules—And Did

10. 1970 Buick GSX Stage 1

The 1970 Buick GSX Stage 1 shattered expectations by blending plush luxury with sheer muscle.
While Buick was known for comfort and refinement, the GSX Stage 1 stunned competitors with its monstrous 455-cubic-inch V8, producing astonishing torque and relentless acceleration.
This unlikely powerhouse outmuscled many established rivals, proving that sophistication and street dominance could coexist in one unforgettable package. MotorTrend