We test the new Subaru WRX STI at the Killarney Raceway in Cape Town. Watch as ex-racer and track test ace, Deon Joubert, finds out how fast it is.

Also check out CAR's technical editor Nicol Louw and journalist Wilhelm Lutjeharms who compared the new Subaru WRX STI to its predecessor. With the same drivetrain, what are the main differences? Watch the video here.