BANG! The Dice Game Old Saloon Expansion by daVinci Games

Can this expansions contents fit in the bang the dice game box?

Does this expand the number of players that can play beyond 8 with the original dice game?

Is this the same expansion as another of the same name listed on Amazon? The box front of the other version has a window showing two extra dices.

Does this come woth additional die? The loudmouth and coward die?