Or, you can learn how to do it yourself.
Not the TWRP porting, but you can definitely MOD your stock ROM to add features Samsung annoyingly disable for not being a "premium" device.
You don't need to know much of coding, you can learn as you go....
Hi there. Apparently using Phonograph (stock music player on AOSPX) causes the Equalizer app (com.android.musicfx) to stop working. Here is the logcat: ghostbin.com/paste/qkmo4
Thanks in advance!