Throttle is a novella written in co-authorship by Stephen King and his son Joe Hill. It was published in February 2009 by Gauntlet Press in a limited edition anthology honoring Richard Matheson titled He Is Legend, and in a mass-market audiobook titled Road Rage, also containing Matheson's short story "Duel", which served as inspiration for Throttle. A comic book adaptation by IDW Publishing was published in the spring of 2012.