Enter these cheats on the codes screen in My NBA Live:

Effect - Code

All Classics Hardwood Jerseys - PRYI234N0B
All shoes - FHM389HU80
All team gear - 1NVDR89ER2
Alternate Hornets Jersey - JRE7H4D90F
Alternate Sonics Jersey - BHD87YY27Q
Get 50,000 Dynasty points - YISS55CZ0E
Huarache 2K4 - VNBA60230T
Nike Air Unlimited - XVLJD9895V
Nike Bg - 0984ADF90P
Shox Elite - 2388HDFCBJ
Zoom Generation Low - 234SDJF9W4
Zoom LeBron II - 1KENZO23XZ