Instead of risking your PC with untrusted .exe files, you can acquire Rocket League items through safe, official methods: Complete in-game tasks to earn free rewards.

Players who purchased the pack before its retirement still have access to it, though technical issues sometimes cause it to temporarily disappear from inventories. 🏀 What was in the NBA Flag Pack?

The NBA Flag Pack was officially retired by Psyonix years ago due to licensing agreements. It cannot be legally "downloaded" as a separate pack anymore.

The original DLC cost and included flags for all 30 NBA teams, such as: Los Angeles Lakers Chicago Bulls Golden State Warriors Boston Celtics ...and all other active NBA franchises at the time. 🎮 How to get Items safely

Keep an eye on the daily rotation for official collaborations and legacy items.