Here is a tab for 2 Pac, Hit em up.
It can be played on bass too. It's just regular tuning.
[E-]----------------------------------------------------------------
[B-]----------------------------------------------------------------
[G-]---------------------------------------------5--4-2-------------
[D-]------------------0--0----0--0-1-2--2--0-2----------------------
[A-]-0--0----0--0-3-0-------3----------------------------3-2-0-0---0
[E-]-------3-----------------------------------------------------3--