Another luxe replacer, make sure to grab the default too:
https://gta5mod.net/gta-5-mods/weapons/handguns/glock-17-0-1/

Also includes OPTIONAL attachments replacer (replaces luxury attachments with default black ones) use only if you want those.
Install:
Put the gun files into
update/x64/dlcpacks/mplowrider/dlc.rpf/x64/models/cdimages/weapons.rpf
If you want the optional black attachments that replace luxury attachments for pistols, put them in
update/x64/dlcpacks/mpluxe/dlc.rpf/x64/models/cdimages/weapons.rpf

Credits:

ReaperVC & Jridah

Download mod

File	File size
Glock 17 Stainless Slide	2 MB