To enter these codes, type in the code at the main menu or Game setup menu.
ELNINO - Gives you the El Nino bonus car.
MERC - Gives you the Mercedes CLK-GTR bonus car.
JAG - Gives you the Jaguar Sport XJR-15 bonus car.
DCOP - Gives you the Pursuit Diablo SV bonus car.
ECOP - Gives you the Pusuit El Nino bonus car.
CARS - Gives you all the bonus cars
EMPIRE - Gives you the bonus track.
GOFAST - Multiplies engine power by about 1.75, and increases the car's grip so that it can handle the extra speed (available in single player, single-race mode only).
GOnn - Where nn is a number between 00 and 16, inclusive. This code will change ALL cars in the game to one of the 17 available traffic cars. (available in single player, single-race mode only).
GOnn - Where nn is a number between 17 and 20, inclusive. This code will change ALL cars to one of the four pursuit vehicles that are normally non-drivable. (available in single player, single-race mode only).
GO21 - Allows you to drive the Knockout loser's truck. (available in single player, single-race mode only).
MONKEY - Allows you to use the manual transmission as if it were an automatic.
This can be a significant advantage, since the manual transmissions are usually more efficient.(available in single player, single-race mode only).
BULLHORN - Makes cops use their bullhorns (Hot Pursuit mode only).
MADLAND - Removes all constraints from opponent AI. AI cars will drive at their maximum ability.