The material for the windscreen is 
DISCRN
The doors are
DIRGL (right), DILGL (left)
The quarterlights are DIQUAR, DIQUAL
The rear screen is
DIBAGL

They use the TIF:
SCRN.TIF
The crazed screen is:
SCRN2.TIF
The broken screen is:
SCRN3.TIF

The Material for the window 'chunk' is:
SCRN4
it's inside the mat file named 'SCRN4.mat'
The tif is 
SCRN4.TIF

The materials for the rear lights are
DILITR
DILITL
They use the tif 'backligh.TIF' as placeholder

The TIF containing the states 
of rear lights is:
DBRAKLIT.TIF

The broken rear-lights tif is
DILITBRK.TIF

The material for the hi-level rear brake light is
dspoligh
it uses the tif 'dspoligh.TIF' as placeholder

The TIF containing the states 
of hi-light is:
DIHILIT.TIF

The TIF containing the broken 
hi-light is:
DIHIBRK.TIF