Tools and parts : E3 NOR Flasher Limited Edition kit (PS3), incl. ESATA HDD Station - SHOP01MEDIA - console accessories and mods, retro, shop - One Stop Shop!
PS3 4.88 Jailbreak/Downgrade with an E3 Flasher still possible? By:NSC - YouTube
PS3] E3 NOR FLASHER - How to push the console - hardware downgrade - YouTube