Today, the Bel-Air 4-door sedan and Impala Sport coupe are two of the most sought-after collectibles, and for good reason: those tailfins are out of this world. We boasted that they included wider seats, "loungelike comfort," and a new Magic Mirror finish" that promised to eliminate the need to wax and polish. You can't tell from the illustration, but the Impala also came with a "Speedminer," or a device that buzzed if you passed a pre-determined speed limit. As expected, these two vehicles were far more expensive than the Depression-era family cars. The Impala Sport Coupe cost almost $3,000, while the Bel Air cost around $2,000.
See the full ad in March 1953