~Need For Speed: Underground 2~
| # | Description | Code |
| 1E | Enable Code (Must Be On) |
B4336FA9 4DFEFB79 1A39FD0A 3261B08B D32C59DC 28755B31 24AD1BC3 3EDCE062 |
| 1 | Infinite Nitrous Oxide | 4F76405C 471DFCD4 |
| 2 | Maximum Infinite Nitrous Oxide |
07B0C929 2D6A0467 D389D6E6 2A7D9CBB 578DF605 0F189021 026EA9C1 B8EA6C15 8482EBBE 51751784 |
| 3 | Quick Cash Gain | C6B3A095 098D7C75 |
| 4 | Maximum Cash | 3A29133D C937DB9E |
| 5 | Quick Maximum Cash Gain |
052983BD 67C321DE C325D080 B16A7E83 |
| 6 | Maximum Races Entered | 3BF9B114 E102DCDE |
| 7 | No Races Entered | 6A6CF170 F55EAC4B |
| 8 | Maximum Total Spent On Car | C6623B2A EEF1EC73 |
| 9 | View Event To Have Event Completed (World Map) |
62966A1B C65DCC48 B7173B11 7280AF17 |
| 10 | Story Races Always Won |
D21E1D13 D30AD53E 41CB2E05 6B897149 |
| 11 | Drive Thru Cars/Walls |
40A959E8 9581B566 8ED2AE3F D6295A89 |
| 12 | Idiot AI-Normal Traffic | 8E607210 06989E91 |
| 13 | P1 Press L1+Right To Enable Idiot AI-Normal Traffic |
3025E1F5 36CA598C 8E607210 06989E91 |
| 14 | P1 Press L1+Left To Enable Idiot AI-Normal Traffic |
2590143A 441EF51E BED05A62 4CA85199 |
| 15 | Idiot AI-Racers |
0803FAB6 933393C7 662E15AB BE1175B3 |
| 16 | P1 Press L1+Up To Enable Idiot AI-Racers |
EB4F0F1E FD4CCA8D 0803FAB6 933393C7 662E15AB BE1175B3 |
| 17 | P1 Press L1+Down To Enable Idiot AI-Racers |
9546A1AB 6F1CF2B0 3F1E39D6 08515D61 839E83A9 C176303C |
| 18 | Unlock All Quick Race Tracks |
F75FDE0F DC75E09B 892507DC 59EBAD20 5A60A060 AF87947B |
| 19 | Access All Cars |
5C391A8C 368D1119 BE55E452 3B0BD0A3 |
| 20 | Access All Customize Parts (Not Saveable/Non Career) |
DCF2A39B B60CAA71 2B8D3B92 BC31D03B |
| 21 | GTA 1 Mode (Overhead Camera) | EBE3F2F9 9C07763B |
| 22 | P1 Press L1+Select For Hyper Mode |
029B942F 56A9146F 55B99218 ED2DAEF9 |
| 23 | P1 Press L2+Select For Slow Motion |
DE802863 C04FFF6F 8CEFBF8B E6C9B616 |
| 24 | P1 Press L1+L2 For Normal Speed Mode |
05D31F8D BD22E0F0 3E83F3D5 12DBB2C1 |
| . | Maximum Total Reputation Codes | . |
| 25 | Stage 1 |
82DB90DF 827B326C CA0ADAC1 9307A158 |
| 26 | Stage 2 |
85AF8A1B 96572A8D 65E8601B 28FE765E |
| 27 | Stage 3 |
56796BB8 43DB99CD 9EAE3B86 BCCBC6FC |
| 28 | Stage 4 |
A8ACE8C8 F5A945D1 16547238 4582065C |
| 29 | Stage 5 |
297006D7 3E5BFCDA 0B3119A1 D80B4A1C |
| . | Total Laps Per Race Modifier Codes | . |
| 30 | 10 Laps | 47E9D545 59B5CF05 |
| 31 | 9 Laps | B8162B1B F5327EB5 |
| 32 | 8 Laps | E9C294F3 AD04960B |
| 33 | 7 Laps | BAF6F08E C5FB9396 |
| 34 | 6 Laps | 24C58121 1AA26D26 |
| 35 | 5 Laps | A4B4DA9D 5B000A19 |
| 36 | 4 Laps | 5D779E17 593627B3 |
| 37 | 3 Laps | F2D5D705 54C9CA5F |
| 38 | 2 Laps | B65B35BA B5C60393 |
| 39 | 1 Lap | C67A8DDA 26BD1AF9 |
| . | Career Mode Codes | . |
| 40 | Have All Body Parts/Interiors/Car Specialties Owned |
1B9D8E31 8A431147 EE539630 8D76DE3B 1DB886CA 110CE2DD 9426E999 546A0014 1FACE83A 06AE0910 90E7245C B59C9D3B 70B4B0B4 D1B62B84 |
| . | Performance Parts Codes | . |
| 41 | Own All Performance Parts |
1C326931 816CFBC7 703A5B50 EC29ECFD |
| . | Have Weight Reduction Parts Owned Codes | . |
| 42 | Rear Seats | 3B1094F4 C509F806 |
| 43 | Interior Panels | 41F5797E 89B305A2 |
| 44 | Lightweight Windows | 78ECB1E8 730B58D9 |
| 45 | Lightweight Seats | 365E916E CAFE5FCD |
| 46 | Lightweight Doors | 15050CEA C8554261 |
| 47 | Foam Filled Interior | B14DE663 86922D57 |
| 48 | All Reduction Parts | D5B02F7B C819244B |
| . | Have Transmission Parts Owned Codes | . |
| 49 | Short Throw Shift Kit | 882B6EF6 F680D2A4 |
| 50 | Lightweight Flywheel | FD33BDC9 5EDD25F3 |
| 51 | Differntial | 156C468C 8A3F34C8 |
| 52 | Limited Slip Differential | DD757945 B0D2B9E3 |
| 53 | High Performance Clutch | 7B0BC32E 83959F8B |
| 54 | 6 Speed Transmission | D16C0E64 097671B0 |
| 55 | All Transmission Parts | C3DAE82B 79A06B20 |
| . | Have Nitrous Oxide Kits Owned Codes | . |
| 56 | Dry Shot Of Nitrous Oxide | 0EC36EB5 3FAE002B |
| 57 | Wet Shot Of Nitrous Oxide | 7D12170C E3FBD09E |
| 58 | Direct Port Nitrous Oxide | A88E8D4F 1C205C52 |
| 59 | All Nitrous Oxide Kits | 468A4F2F 20C272C9 |
| . | Have Engine Parts Owned Codes | . |
| 60 | Performance Exhaust | 340C5C7C 7EA9D4A8 |
| 61 | Cold Air Intake System | 696F2085 515903A8 |
| 62 | Replace Headers | 21E80EC2 091172F8 |
| 63 | Mild Camshaft & Cam Gears | C4E0D6CD D4E79D68 |
| 64 | Cat Back Exhaust System | E616891E 7DA9A2C1 |
| 65 | High Flow Intake Manifold | 42DA5D1D 95C4DF22 |
| 66 | Larger Diameter Downpipe | F5714882 6C1AAE87 |
| 67 | Racing Camshaft & Gears | 723818AF 18F41EE6 |
| 68 | Port & Polish Heads | BD0F1D07 79A28036 |
| 69 | Blueprint The Block | 6998FF67 E1263FA9 |
| 70 | High Flow Headers | C1BF6214 BA652E9A |
| 71 | All Engine Parts |
340C5C7C 7EA9D4A8 850690CA 1589EDBC |
| . | Have Turbo Kits Owned Codes | . |
| 72 | Stage 1 Turbo Kit | CB5381AA B7F69ECE |
| 73 | Stage 2 Turbo Kit | 77A09536 55BCC791 |
| 74 | Stage 3 Turbo Kit | D290BA5B 77DA40AD |
| 75 | All Turbos Kits | 65502564 13ABCB10 |
| . | Have Suspension Parts Owned Codes | . |
| 76 | Sport Springs & Shocks | 0F878164 EC7F2F3B |
| 77 | Strut Tower Bar | 12602180 2431AA54 |
| 78 | Performance Springs & Shocks | 32A0FBE7 E1AA703B |
| 79 | Front & Rear Sway Bars | 6AA153A3 CE64D735 |
| 80 | Coil Over Suspension System | 5543C70C 9C121E41 |
| 81 | Adjustable Camber Plates | E6BD61B7 CAEBF0C8 |
| 82 | Large Diameter Sway Bars | 3376B710 4D907B66 |
| 83 | All Suspension Parts |
69F777F4 21AA81F3 40A96901 FB26E080 |
| . | Have Brake Kits Owned Codes | . |
| 84 | Street Compound Brake Pads | F547A176 B38F6223 |
| 85 | Steel Braided Brake Lines | 3D0183FD F9FE8499 |
| 86 | Cross Drilled Rotors | A89ECC76 083040E4 |
| 87 | Large Diameter Rotors | D751D63C 19D55048 |
| 88 | Race Compound Brake Pads | 18075ED3 0DD7D3C3 |
| 89 | Cross Drilled And Slotted Rotors | 4340298C FBAC0BF2 |
| 90 | 6 Piston Racing Calipers | 6DB7D9D0 C0DAB966 |
| 91 | All Brake Kits | 4B1CECB1 573CB476 |
| . | Have ECU Parts Owned Codes | . |
| 92 | Top Speed Limiter | 4113CDDE 691B5B45 |
| 93 | Performance Chip | 1613AED7 4A24B525 |
| 94 | High Flow Fuel Pump | 93F48F3D 5ADF6DDD |
| 95 | Fuel Pressure Regulator | 40D4B4C0 472149A5 |
| 96 | Fuel Rail | 6A9A9BF0 A8903D9D |
| 97 | Fuel Filter | 7362C3B7 A8E94616 |
| 98 | Engine Management Unit | DD755FAD 5E54811D |
| 99 | Fuel Injectors | 826B75F8 41753838 |
| 100 | All ECU Parts |
9B9A2543 2562FA43 98EF2A07 2C91E6D6 |
| . | Have Tires Owned Codes | . |
| 101 | Street Performance Tires | 30607F8D 064C3ED9 |
| 102 | Pro Performance Tires | 2F4F5505 3D8C9A5C |
| 103 | Extreme Performance Tires | CA029EC5 FEBDF400 |
| 104 | All Tires | 043E6CE5 6880E173 |
| . | Alternate Codes You Can Use | . |
| 2E | Enable Code (Must Be On) |
B4336FA9 4DFEFB79 45293ECB 4557BFB0 B033BCED 6CFC625A F94DA7C3 432A6A04 |
| 105 | Infinite Time To Play | 525FA6FB 3ED45D0D |
