i had both e34, 1996 and another 1991 last time.
the 525i has;
1. rear sunblind,
2. check control module (on board computer)
3. 15" standard rims
4. Self leveling headlights
5. big nose grill, bonnet
6. some had rear window sunblinds
7. 4 spoke steering, no buttons, with air bag, passenger none.
8. original cobra alarm with key
9. battery under the rear seat
10. no sun roof (local)
11. no folding mirrors, no auto tilt mirrors, but some came with the auto dimming type.
12. woodtrim interior, side coin box.
13. arm rests for both front seats
14. rear seat pocket
15. rear ac vents at the handbrake console
16. boot side box tray holder on the right side.
either than above, it was a basic car.
the imported version had all above, but extra:
1. steering column electric up/down
2. servotronic
3. sun roof
4. passenger air bag front
5. climate control ac
6. OBC in lieu of clock
7. front lights washer
8. side mirrors auto diming, heater
9. front screen heater at headlights rest
cheers...