Have 1 set of Gloss Base / Red GR wheel caps available:
https://oemplusmods.com/products/copy-of-center-caps-gr-toyota-gr-supra-a90-91?_pos=1&_sid=7210ae72b&_ss=r
I would change to a catless downpipe for those power levels and also go with a different intake manifold.
You will definitely need to upgrade your transmission and probably axles too if you plan on doing launches.