i have an st, im pretty sure its the same wheel space, my 16's have 3 inch low profs on em from the top of the rim to top of the tire so total its 22 inches, if you goto a local tire store yhou can see what the max is for a toyota celica, if you rally want me too i can ask a friend that works for big 0 tires too see what max is for 19 incehs