Forty-two years after the original Boss 302 was built to win a Trans-Am race, Ford brought the name back with one very specific goal: beat a BMW M3 around Mazda Raceway Laguna Seca. Around the same time, Chevrolet revived the ZL1 badge — a name that started with one Illinois dealer’s odd request for fifty aluminum-block Camaros — on a supercharged, 550-plus horsepower Camaro built using suspension technology borrowed from the Corvette ZR1. Read on to find out how two of Detroit’s oldest names ended up chasing the same import.