"There are a number of mechanical devices which increase sexual arousal, particularly in women. Chief among these is the Mercedes-Benz 380SL convertible"

This quote by P. J. O'Rourke is a funny take on the concept that material properties can enhance one's sex-related allure. O'Rourke is suggesting that the Mercedes-Benz 380SL convertible is the ultimate icon of luxury as well as condition, and that it can be utilized to raise sex-related arousal in ladies. He implies that the auto is an effective device for temptation, which it can be used to bring in prospective partners. O'Rourke is poking fun at the idea that product properties can be used to enhance one's value, and that the Mercedes-Benz 380SL convertible is the supreme sign of wide range as well as power. He is also suggesting that the car can be used to increase sexual arousal in females, and that it can be an effective tool for temptation. Ultimately, O'Rourke is making an amusing statement about the power of material properties and their capability to increase one's sex-related charm.