I'm just wondering about the differing range of tail lights our lovely BX's came equipped with.
I've found a few different pictures but would love to see what others have to add, especially of the green tint and mythical blue tint!
Grey tint

Citroën BX 19 GTI 16 Valve 1991 by XBXG, on Flickr
Dark tint on Black 16V, Light? tint on Blue TZi

P1010972resized by tyro.chris, on Flickr
Red tint

red tint by tyro.chris, on Flickr
Early

Citroën BX 19 GT 1985 by XBXG, on Flickr