Proven to be one of the most popular Jaguar models up to date, the Jaguar Vanden Plas has been its flagship model since its inception in 1968 up to date.As time went by, the Jaguar Vanden Plas underwent several developments and modification - take for example the shift from a 4.2 liter straight-six cylinder to a 5.0 L 510 PS supercharged AJ Gen III V8 engine that most cars have today.