Requirements: hacked PSP. Tested on 5.03 Gen-C.
Comment: Need for Speed: High Stakes (also known as Need For Speed: Road Challenge in Europe and Brazil and Over Drivin 'IV in Japan) is a 1999 racing video game, developed by Electronic Arts Canada and published by Electronic Arts. It is part of the Need for Speed series, once again featuring a host of exotic sport cars and tracks located in Western Europe and North America. It is notable in the Need for Speed franchise for being the first installment to include a damage model and a career mode where the player earns money by winning races and can spend it on more cars, upgrades, or repairs.
To run your game copy it to a folder / PSP / Game /