Today at its engineering lab in Center Line, Mich., Mopar revealed four custom vehicles, including the Mopar ’12 300, Fiat 500 “Stinger,” Mopar Jeep® Compass “True North” and Dodge Dart “GTS 210 Tribute.” Mopar ’12 will be available this summer straight from the factory, while components of the Fiat 500, Jeep Compass and Dodge Dart custom configurations will be available in the fall as stage kits or á la carte from the Mopar catalog.