Complete the indicated task to unlock the corresponding car.

Car	How to unlock
BMW Concept 1 Series tii '07	Win all Class B races.
Daihatsu OFC-1	Win all Class C races.
Ferrari F2007	Complete all Class C, B, A and S events.
Nissan GT-R Proto '05	Win all Class S races.
Nissan Skyline Coupe Concept '07	Win all Class A races.