Best Xtrememusic version for stock 6.0.1 Osprey (XT1541)

Hi, I wanted to know which version of Xtrememusic was the best for Moto G3 (XT1541). Now I'm using Stock ROM and when I try to install 7.4 which worked with CM13, whenever I call someone, they can hear themselves. Thanks in advance ^^

XTREMEMusic™ SOUND MOD help

What is the latest version of this mod compatible with android 5.1 for g4 and flashfire 0.50?