Note - type the codes at any menu 



allcars-----(self explanatory)
bullhorn----makes cops use their bullhorns (hot pursuit mode only)
monkey------allows you to use the manual transmission as if it were an automatic
madland-----AI cars will drive at their maximum ability
rushhour----loads of traffic
empire------race on the Empire City track
gofast------higher top speed in single race
merc--------race with the Mercedes CLK-GTR
elnino------race with the El Nino car
go01--------race with a Miata
go02--------race with a Toyota Landcruiser
go03--------race with a cargo truck
go04--------race with a Beamer 5 Serien
go05--------race with a '75 Plymouth Barracuda
go06--------race with a Ford pickup
go07--------race with a Jeep Grand Cherokee
go08--------race with a Ford full-size van 
go09--------race with a '64 - '65 Mustang
go10--------race with a '66 Chevy pickup
go11--------race with a Range Rover
go12--------race with a school bus
go13--------race with a taxi (Caprice Classic)
go14--------race with a Chevy cargo van
go15--------race with a Volvo 855
go16--------race with a Mercedes
go17--------chase with a Crown Victoria pursuit
go18--------chase with a Mitsubishi Eclipse pursuit
go19--------chase with a Grand Am pursuit
go20--------chase with a Range Rover pursuit
go21--------race with a knockout truck in single race



*NOTE: some cheats may not work