In the mid 1980s, the Ferrari Testarossa was an apex predator among supercars. For some buyers, though, it wasn't predatory enough. For them, Germany's Koenig was a tuner that specialized in Ferraris, ...

There are tuner cars, and then there are tuner cars built on the bones of 1980s Italian supercars. The Reagan deficit spending boom from '82 to '87 saw scores of newly-minted yuppie millionaires ...