The Hotwheels Old Number 5.5 (Short Card Treasure Hunt) is a highly sought-after diecast toy vehicle from the Hot Wheels Treasure Hunt series. This fire vehicle features a Spectraflame Red color, super treasure hunts, real riders, and comes in a protective case. Manufactured in 2010, this 1:64 scale model is a rare find for collectors and enthusiasts of Hot Wheels cars.