You need to complete the following chapters to unlock the following cars:

Chapter 1: Opel Astra

Chapter 2: Renault Megane

Chapter 3: Alfa Romeo Spider

Chapter 4: Peugeot 206

Chapter 5: Peogeot 406 Coupe

Chapter 6: Toyota MR2

Chapter 7: Peogeot 306

Chapter 8: Mercedes-Benz SLK 230

Chapter 9: Alfa Romeo 156

Chapter 10: Audi S3

Chapter 11: Alfa Romeo GTV

Chapter 12: Audi TT Coupe

Chapter 13: Toyota Celica'99

Chapter 14: Fiat Coupe

Chapter 15: Mitsubishi FTO

Chapter 16: Mitsubishi Eclipse Coupe/Spyder

Chapter 17: Opel Speedster/Vauxhall VX220

Chapter 18: Mitsubishi 3000 GT/GTO

Chapter 19: Toyota Supra

Chapter 20: Nissan Fiarlady Z Coupe/Convertable/300ZX

Chapter 21: Nissan Sylvia/Sylvia Varietta

Chapter 22: Ranault Clio 24V

Chapter 23: Mazda RX7

Chapter 24: Mitsubishi Lancer Evolution VI

Chapter 25: Nissan Skyline GTR