[Arthurpreneur]

please list any aftermarkey modifications i would be able to upgrade or swap on my car to make it either perform better, sound nicer, makes the drive tighter and or sportier thanks.

 

[ForteGT2]

Olszewski took the time to create a thread with all the companies providing parts:

2019-2021 Forte GT - Forte Mods and Performance Upgrades/ Tuning. First Page For Links.. | Kia Forte Forum (forteforums.com)

All the companies are in post #2 - you should have already read this...