"IF THE CAR HAS A WINDOW STICKER OF $50,505.00 AND YOU HAVE WON THIS AUCTION AT THE RESERVE BID OF $25,000.00 THEN YOU WILL OWN THIS FIRST MUSTANG SHELBY GT FOR $75,505.00 PLUS TAXES AND FEES."
So according to this, the auction is for the First (made) Shelby Mustang.
Pretty ambiguous...