I don't think there is an exact mods list but if you watched the second video I posted of it, it lists the big mods.

DCR 2.6L Stroker short block
DCR 4 Speed Auto Tranny
BIG turbo
Built top end

It's been fuilly built by DCR and N2MB, they are shooting for even faster times!
DCR already has a 7 second drag SRT4