System: PS3
Game: Gran Turismo 5: Prologue

Concept Cars
‘07 BMW Concept 1 Series
Earn a bronze medal or better in each race of the B class.

‘07 Daihatsu OFC-1
Earn a bronze medal or better in each race of the C class.

‘07 Nissan GT-R Prototype
Earn a bronze medal or better in each race of the S class.

‘07 Nissan Skyline Coupe Concept
Earn a bronze medal or better in each race of the A class.

S Class
Earn a bronze medal or better in each race of the A, B, and C classes.

If you have a cheat code we don’t have, please post it in the comments.