The concept of a Q-ship sleeper car's been subtly eroded by vehicles increasingly unsubtle about their power. Does anyone see a new BMW M5 or E63 AMG and not notice the giant wheels, obvious badging and huge tailpipes?

The original Q45 remains a true Q-ship/Q-car with an underrated 4.5-liter V8 putting out more than 300 hp and 300 lb-ft of torque through the rear wheels all the way back in the early '90s. Need proof? Here it is.