RETROFITTED
RETROFIT
retrofit
(verb) substitute new or modernized parts or equipment for older ones; “The laboratory retrofitted to meet the safety codes”
retrofit
(verb) fit in or on an existing structure, such as an older house; “The mansion was retrofitted with modern plumbing”
retrofit
(verb) provide with parts, devices, or equipment not available or in use at the time of the original manufacture; “They car companies retrofitted all the old models with new carburetors”
Source: WordNet® 3.1
Verb
retrofitted
simple past tense and past participle of retrofit
Adjective
retrofitted
fitted or installed at a later date
Source: Wiktionary