Need For Speed Underground Codes - 
            Cheat mode:
The following
            car codes only have an effect in quick race mode.
            
All circuit tracks:
Press
            
 ,
, 
 (x3),
(x3), 
 (x3),
(x3), 
 at the main
            menu.
 at the main
            menu.
            
All drag tracks:
Press
            
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
All drift tracks:
Press
            
 (x4),
(x4), 
 ,
, 
 ,
, 
 ,
, 
 at the main menu.
            at the main menu.
            
All sprint tracks:
Press
            
 ,
, 
 (x3),
(x3), 
 ,
, 
 (x3) at the main
            menu.
(x3) at the main
            menu.
            
Drift physics for all
            cars:
Press 
 ,
, 
 (x3),
(x3), 
 (x3),
(x3),
            
 at the main menu.
 at the main menu.
            
Level 1 Performance
            Parts:
Press 
 (x2),
(x2), 
 (x2),
(x2),
            
 ,
, 
 ,
, 
 ,
, 
 at the main
            menu.
 at the main
            menu.
            
Level 2 Performance
            Parts:
Press 
 (x4),
(x4), 
 (x2),
(x2),
            
 ,
, 
 at the main menu.
 at the main menu.
            
Level 2 Visual Parts:
Press
            
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 (x2),
(x2), 
 at the main menu.
 at the main menu.
            
Acura Integra:
Press
            
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Acura RSX:
Press 
 ,
,
            
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Ford Focus:
Press
            
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 ,
, 
 at the main menu.
 at the main menu.
            
Honda S2000:
Press
            
 (x2),
(x2), 
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
,
            
 at the main menu.
 at the main menu.
            
Lost Prophets car:
Press
            
 (x3),
(x3), 
 ,
, 
 (x2),
(x2), 
 ,
, 
 at the main menu.
            at the main menu.
            
Mitsubishi Lancer:
Press
            
 (x3),
(x3), 
 (x2),
(x2), 
 (x2),
(x2), 
 at the
            main menu.
 at the
            main menu.
            
Mystikal car:
Press
            
 ,
, 
 ,
, 
 (x2),
(x2), 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Nismo car:
Press 
 ,
,
            
 ,
, 
 ,
, 
 ,
, 
 (x2),
(x2), 
 ,
,
            
 at the main menu.
 at the main menu.
            
Nissan 240SX:
Press
            
 ,
, 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 ,
, 
 at the main menu.
 at the main menu.
            
Nissan 350Z:
Press
            
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Nissan Sentra:
Press
            
 (x3),
(x3), 
 (x2),
(x2), 
 (x2),
(x2), 
 at the
            main menu.
 at the
            main menu.
            
Nissan Skyline:
Press
            
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Petey Pablo car:
Press
            
 (x4),
(x4), 
 ,
, 
 (x2),
(x2), 
 at the main
            menu.
 at the main
            menu.
            
Rob Zombie car:
Press
            
 ,
, 
 ,
, 
 (x2),
(x2), 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Subaru Impreza:
Press
            
 ,
, 
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.
            
Toyota Supra:
Press
            
 (x2),
(x2), 
 ,
, 
 ,
, 
 ,
, 
 ,
,
            
 ,
, 
 at the main menu.
 at the main menu.