GameShark Codes for:

Jet Grind Radio

Effect                                   Code

Infinite Time                            2AA7AEC100005208

Infinite Spray Cans                      120410F500000009
                                         363922A700000009
                                         45DA192900000009
  
Start With Max Cans                      3EB9222F00000E46
  
Infinite Health                          861B8A0500000009

All Graffiti                             A2EB53A300000101
                                         B20778BFE06D7041
                                         E0507061
  
All Characters                           86D2CF33E070D041
                                         E0507061