Pimp My Sidearm in GTA 5

To unlock the Pimp My Sidearm achievement/trophy in GTA V, a player has to fully modify a weapon at Ammu-Nation by purchasing every attachment for it. This can be done only after unlocking all upgrades for a certain weapon, hence you have to progress quite far in the game’s story.

1. This achievement can be unlocked in GTA V story mode as well as GTA Online.
2. There are some players who face issues with unlocking this achievement in Story Mode but easily unlock it in GTA Online.
3. It isn’t necessary to purchase the finishes/tints, as purchasing just the attachments rewards the player with the trophy/achievement.

Q. Can I unlock the Pimp My Sidearm trophy by upgrading a pistol?

A. Yes, any weapon can be fully modified to unlock the Pimp My Sidearm achievement.

Q. Can the Pimp My Sidearm achievement be unlocked in GTA Online?

A. Yes, many players have reported that they unlocked the trophy in GTA Online rather than in GTA V Story mode.