What’s NEW for iRacing? Season 4 August 2025 Dev Blog Update

August’s iRacing dev update brings some of the biggest changes to the Sim yet. Emily walks you through the completely redesigned New Sim UI, major additions to the GT3 and GT4 classes, the debut of Autódromo Hermanos Rodríguez, and updates to hybrid systems. There’s also news on two new games, plus a look at what’s in development, including new graphics technology, smarter AI, and animated pit stops planned for future builds.

00:00 Intro
00:23 INDYCAR 2026 Game Announcement
01:22 iRacing Arcade
02:17 New Cars: GT3, GT4 & INDY NXT
05:46 Class & Series Updates
07:09 Track Updates
08:14 New Sim UI & VR Updates
09:54 Upcoming Tech & AI
12:27 Future Features & Tracks
13:05 Outro

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