This audio replacement file replaces all of the weapon sounds in the game and makes it sound 10x better. Shots are also much easier to hear from a distance.
Here is a clip of the first shootout I witnessed with this mod: https://plays.tv/video/5c8db71926565c0796/gta-world-shootout?from=user
Finally, here it is...
Gun sound mod - gta v> x 64> audio (replace rpf file) http://www.mediafire.com/file/c8uhx79cxe5vq9a/RESIDENT.rpf/file