In tournament mode, complete heat one with
the Ford Explorer to unlock the BMW 325i.

In tournament mode, complete heat two with
the Ford Mustang Cobra to unlock the 
two-player balloon buster game mode.

In tournament mode, complete heat one with
the Ford Mustang Cobra to unlock the Ford
Ranger.

In tournament mode, complete heat one with
the BMW 325i to unlock the X-Ray 2 movie.

In tournament mode, complete heat two with
the Ford Explorer to unlock a slideshow of
the intro sequence.