The costumes will come via a software update Rivian will roll out right after midnight local time tonight (October 18th at 12:01am). R1T and R1S vehicles must already have the 2024.39 update installed to get the new features, as well as the latest version of the mobile app.

To set Knight Rider as a Car Costume, owners need to find the Get Spooky card that arrives with the update, on the main page of the Rivian Mobile App. Then buyers will tap the Gea