Subaru's soon-retired 4th-gen WRX STI digs deep at new Ontario race track We give the 2021 Subaru WRX STI a proper send-off on the dirt outline of an in-development world-class race course Author of the article: Derek McNaughton Publishing date: Jul 19, 2021 • 6 hours ago • 4 minute read • Article content Oro Station, ON—The fifth-generation 2022 Subaru WRX STI will soon be upon us. But before the big debut some time this year, we took another drive of the retiring 2021 model — and not just a street drive, but a track drive on a dirt course that will soon become a full-blown race course. Advertisement Article content