Pontiac Grand Prix Convertible original vintage advertisement.
The 350 hp V8 poised beneath that elegant hood is standard of
course. Or you can order the fabulous Quadra Power 428 that delivers
376 horses on demand. You can't see Grand Prix's windshield wipers.
We've hidden them under the cowl. Nor its hideaway lights. They
only come out at night. Grand Prix is for people who think a
great car deal should begin with a great car.