The Expansion Pass is a downloadable discount pass made available for the PC and Xbox One releases of Forza Horizon 3 on September 23, 2016.

The pass discounts the price of two downloadable expansions for Forza Horizon 3, and allows an owner of the pass to download the included expansions for free.

The Blizzard Mountain Expansion was teased on November 1, 2016, announced on November 28, 2016, and released on December 13, 2016. The Hot Wheels Expansion was announced on April 26, 2017, and released on May 9, 2017.

Prior to December 13, 2016, owners of the Ultimate Edition of Forza Horizon 3 could purchase the Expansion Pass at a $10 discount.