POSSIBLE SPOILER: A large pistol stash on top of a building in the Slums for those wanting guns early on(must have picked up or completed side quest with Dawud) : r/dyinglight
Dying Light - Where to find 9mm Pistol (Gunslinger Side Quest)
Dying Light launches free 'Content Drop #2' with new gun silencer | PC Gamer
DYING LIGHT: GUN SILENCER is Free and Adds Stealth Gameplay — GameTyrant
Dying Light - All Easter Egg Locations and Secret Weapons | Accelerated Ideas