To get these great cars in the game complete the corresponding tasks.

Unlock Icelandic Racer:
In Masters races get 200 points.

Unlock Pikes Peak Racer:
Win the Modified final.

Unlock Mini Cooper S Rally:
Win the Premier final.

When you use the same car from the beginning of Quick Race mode it is possible to get 2 new Liveries when you reach a certain distance in the game. The first Livery is unlocked when you reach 20 miles (32km). The second Livery is unlocked when you reach 50 miles (81km).

Unlock Pro Races:
When you get 80 points in Amateur races the Pro races will become unlocked.

Unlock Expert Races:
When you get 130 points in any type of race the Expert races will become unloced.

Unlock Final Race:
When you get 275 points in any type of race the final race will become unlocked.

Enter the Sega Rally Final when you reach the 'Final Master Series' to unlock the Lake Side track which is the last course in the four races in 'Quick Race' and 'Time Attack' mode.