retrofit
verb (used with object)
to modify equipment (in airplanes, automobiles, a factory, etc.) that is already in service using parts developed or made available after the time of original manufacture.
Used to describe an ongoing action or continuous state that will be taking place in the future.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Though there is no indication that the defect has caused any accidents, Tesla will be retrofitting the component.
From Slate ● Mar. 30, 2018