This will never pass. Almost every other state and country has a requirement for front plates. The only time they will not pull you over is if you are not a minority. ESPECIALLY since California is about bankrupt, they need reasons to give out tickets right now.
2016 BMW 535i: M-Sport Suspension;M Performance Exhaust; M Performance Kit; H&R Front & Rear Sway Bars; BavSound Stage 1 Upgrade