If your talking about Gt4 and not the prolge this thread should be moved here https://www.gtplanet.net/forum/f-55.html. And there are various release dates for GT4 in the us. But none of them are official. As for requesting a car, go ahead here https://www.gtplanet.net/forum/t-250.html but you will never know if it will actuually make it into the game.