Phone custom rom for my S 4 replica

hello,

i didn't know where else to post this, but i'm searching for a custom rom for my S4 replica, but i don't know if my phone is able to handle a custom rom. if it is. which custom rom should i take, a rom for a samsung galaxy S4?

thanks in advance.

grt,

Yesepower

edit:

i am sorry i posted a question in general, i saw it after i posted this, my fault.

ik hope it can be moved to the right sub forum