It Fiat built some of them with P/S then yes it could be done. Your best bet would be to find a wrecked one at a salvage yard and purchase everything needed to install P/S in your Fiat.

You should be able to find the answer among one of the thirty-two definitions for ADR at http://www.abbreviations.com/bs.aspx?st=ADR&SE=1&o=p&p=1&filter=&adults=y. However, if it isn't listed, check out this site with 86 abbreviations for ADR and over 250 acronyms: http://www.acronymfinder.com/af-query.asp?Acronym=ADR&Find=find&string=exact.

adr

Gabriele Polo has written:

'Fiat' -- subject(s): Fiat, Fiat (Firm), Histoire

Rod Shimwell has written:

'Fiat' -- subject(s): Fiat (Firm), Fiat automobiles