At a Chicago traffic light last week, a motorist glanced at the car alongside and gasped to a friend: "Hey, the rear end of that Rolls is a Volkswagen!" Well, almost. What the Chicagoan saw and what more and more drivers and pedestrians across the U.S. are encounteringis a VW equipped with a fiberglass hood that bears a startling resemblance to the elegant Rolls-Royce front. It is the latestand most eye-catching manifestation of the doll-up-the-Bug fad that has produced a dizzying variety of conversions over the years since the Beetles first appeared in the U.S.
Some 3,000 of the Rolls hoods have...