Extract the archive into your root GTR2 folder. Overwrite everything. Do not skip the .dll files in the root directory—these are the physics hooks.
Tracking down the latest Trackaholics release can be confusing because they update via Facebook and Discord. As of 2025, look for Trackaholics GTR2 RE v3.5 (or the latest HQ Anniversary pack). Pro tip: Search for "Trackaholics HQ Cars & Tracks 2024 Pack." The file is usually ~5-8GB. trackaholics gtr2
The original GTR2 was a masterpiece, but it was built on the limitations of 2006 hardware and the ISI gmotor2 engine . The Trackaholics team (a group of real-world race engineers, data analysts, and professional sim racers) reverse-engineered the core driving model. They stripped out the "assists" hidden in the original code—assists that were present even when you turned the driving aids off. Extract the archive into your root GTR2 folder