You can just buy the kit that has the HID kit with the bulbs.
https://www.amazon.com/VLAND-Headlights-Compatible-Conversion-Sequential/dp/B09CTXBB1C/ref=sr\_1\_6?crid=3BSWDP0FBZU23&keywords=vland+brz&qid=1647535878&sprefix=vland+br%2Caps%2C163&sr=8-6