Largest Mitsubishi Dealer in the Tri-State Area. Specializing in New Mitsubishi Sales, Leasing, Parts, and Service. “Feel the Difference” Founded in 1996, South Park Mitsubishi is the largest Mitsubishi dealership in Pittsburgh. During that time we’ve sold thousands of vehicles. We’re proud of our employees, winners of many sales, service, and parts excellence awards. We contribute this to the loyalty of our employees, averaging over eight years with South Park Mitsubishi. The result is the support of customers who have allowed us to continually exceed all their expectations in every aspect of the South Park Mitsubishi difference.