Toyota will offer Alexa in its cars starting later this year
Toyota announced at CES this year that the carmaker will be offering support for Amazon Alexa within its vehicles - no additional hardware required. There's a lot of third-party devices out there that are putting Alexa on your dashboard as an aftermarket
https://techcrunch.com/2018/01/09/toyota-will-offer-alexa-in-its-cars-starting-later-this-year/