Originally posted by jspeed25
Theoretically it should. I used their firmware spoofer for 3.72 and it worked perfectly. I was able to data transfer from my online PS3 to my 3.55 JB PS3 using their 3.72 spoofer.
Ok; i used their 3.72 spoofer too.
I only wanted to be sure because i have to update my modded MW2 patch (1.12 -> 1.13).