Pontiac Sunfire GT
The Pontiac Sunfire GT claims its place among the worst muscle cars due to its struggle to embody the true spirit of high-performance driving. Introduced in the late ’90s, the Sunfire GT featured lackluster engines and uninspiring design. It failed to capture the essence of a true muscle car, leaving enthusiasts wanting more power and excitement from this Pontiac model. The Sunfire GT’s underwhelming performance marks it as a forgettable entry in the muscle car realm.