Pontiac J2000
The Pontiac J2000 finds itself among the worst muscle cars due to a struggle to deliver the high-performance experience expected from the Pontiac brand. Introduced in the early ’80s, the J2000 featured uninspiring engines and a design that failed to capture the excitement associated with true muscle cars. Its lackluster performance and unremarkable styling mark it as a disappointment in the eyes of enthusiasts, making it a forgettable chapter in Pontiac’s muscle car history.