I'd keep an eye on hard tops to see if they make one for that title. I would guess that one is high up on their list to do.
http://www.pinballgifts.com/store/p75/Pinball_Playfield_Hardtop.html
Backglasses are floating around. I had to hunt one down myself a year or so ago. Put up a WTB post for one.
Beacon domes surface occasionally, and the mechanical parts are available.
https://www.tiltedpinball.com/tilted-pinball-shop/high-speed-police-light/