At this moment a BX 4TC is for sale in Monaco with a price tag of 110000 euro.
The car is unknown to us but looks in pretty good condition. License plate number 302X.
More information and good photos can be found here:
fahrzeuge/details.html?id= 287459827&damageUnrepaired=NO_ DAMAGE_UNREPAIRED& isSearchRequest=true& makeModelVariant1.makeId=5900& makeModelVariant1.modelId=6& pageNumber=1&scopeId=C&sfmr= false&sortOption.sortBy= searchNetGrossPrice&sortO
Hopefully we get more information about this BX soon.