This guide will let you know how to unlock the Sinsimito Cuban shirt in Grand Theft Auto 5 Online.
To unlock this shirt, you will need to join the Cayo Perico heist from your phone. You can join it from your mobile phone or your own heist. You need to have your own submarine to join it, you can purchase one from Warstock Cache & Carry for 2.2 million dollars.
After reaching Cayo Perico, you have to skip all the guards and climb up the roof. Go to the main office and you will get the basement gate keys. After that, head down there and get into the primary loot room, you have to pick it up and exit the main compound.
The next thing you will need to do is pick up any vehicle and head straight into the sea. You have to swim and then Pavel will pick you up on a submarine. Just complete the heist and unlock the reward. You will find the Sinsimito Cuban shirt in the clothing store or in your wardrobe. It is under the Unlocks category.
