Outlaws

Type these codes in during gameplay to use them:
OLIMYELLA       Invincibility
OLER            Full health
OLPOSTAL        All weapons and ammo
OLASH           Unlimited ammo
OLWIMPY         Instant reload
OLJACKPOT       Adds inventory items
OLOPEC          Adds oil
OLGUSHER        Unlimited oil
OLAIRHEAD       Fly mode
OLREDLITE       Freezes enemies
OLBOUNCE        Super jump mode
OLCDS           Full map
OLSCREENING     Show cutscenes
OLFPS           Display frames per second
OLGPS           Display current coordinates
OLTOMBSTONE     Instant death
OLZIP           Teleport

Levels codes:
OLHIDEOUT 
OLTOWN 
OLTRAIN 
OLCANYON 
OLMILL 
OLSIMMS 
OLMINER 
OLCLIFF 
OLRANCH