A few decades ago I was a "master tech" idiot in the BAR/CARB program. No guarantees implied.
(i think)
If you have a modified, imported, or grey market vehicle the next step to take is the test-only center for exceptions.
https://www.bar.ca.gov/services/EtBlast/PrintMsg.aspx?QryMessageKey=18687
Caveate emptor.
I once had Honda with a single kinked vacuum hose which failed normal smog. It burned clean otherwise.
Took it to Gold Shield place in San Bruno on El Camino Real which wanted hundreds initially.
They changed their story and passed it quick after explaining who I was.
Or do what many people in the same situation do.
Toss some mud on the bumper and drive it easy but with insurance.