Need help tuning 1998 Nissan Silvia K's Aero

I have a fully built 6.2 liter V8 with twin turbos
Everything is fully upgraded. Maximum power. Maximum grip on Hamann edition race wheels size 18s all around

Hey boss I have the kit on nicely built v8 or v6tt try both. Personal message me and I can help you more so or upload a tune with your rims. Zromano14