GTP Hybrid Project

#News & Updates

Driving the Hybrid: GTP Deployment and Regen Explained

With the 2025 Season 4 overhaul, iRacing’s hybrids no longer feel like “special gadgets” you need to manage. For GTPs, the system is invisible. For Ferrari’s 499P, it’s rule-bound. And for F1 and LMP1 cars, hybrid quirks remain. If you’re wondering how to approach them on track, here’s what you need to know. GTPs: Invisible…

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#News & Updates

What’s Next for GTP Hybrid in iRacing

Season 4’s hybrid overhaul delivered the biggest change yet for iRacing’s electrified racecars — especially the GTP class and Ferrari 499P. But the work isn’t done. The current system is accurate and seamless, but it isn’t the “final form.” Here’s what’s still on the horizon, what didn’t make it into Season 4, and what drivers…

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Ferrari 499P GTP

Ferrari 499P Gains New In-Car Hybrid Adjustments in Latest iRacing Patch

The Ferrari 499P hybrid adjustment has arrived in iRacing, introducing new in-car controls that let drivers fine-tune how the car’s hybrid system distributes power during high-speed cornering. This change gives 499P drivers greater flexibility to balance performance and handling after the latest patch. The new “Hybrid Rear Drive Corner %” option, found in the garage…

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GTP Class | Speed & Strategy

iRacing GTP Hybrid MGU-K Update – Why Manual Control Was Removed

The iRacing GTP hybrid MGU-K system has been completely overhauled in the latest season update. Drivers quickly noticed that manual hybrid controls such as Quali, Attack, and Build are now unavailable. Even with keybindings set correctly, the option is grayed out in the control menu, and the black box display no longer shows MGU-K mode…

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#News & Updates

Season 4 Hybrid Overhaul Arrives

The wait is over. With the 2025 Season 4 release, iRacing has shipped a completely overhauled hybrid system for its most advanced racing cars. The changes are less about flashy new knobs and dials, and more about making the system accurate, seamless, and invisible—just as it should be in modern prototype racing. The New Hybrid…

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#News & Updates

Hybrid Update Delayed: Why GTP Overhaul Skipped Season 3

By spring 2025, iRacers were eager for a long-promised update: the complete hybrid system overhaul for the GTP and Hypercar classes. After months of community feedback and developer acknowledgments, many expected it to land in Season 3. Instead, iRacing announced the hybrid rework wasn’t ready, resetting expectations and confirming the changes would come later in…

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#News & Updates

Hybrid Overhaul Explained

When iRacing introduced the GTP class in late 2022 and expanded it through 2023–24, it brought one of the most exciting eras of modern sports car racing into the sim. BMW, Cadillac, Acura, Porsche — and eventually Ferrari’s Le Mans-winning 499P — joined the virtual grid. But along with the thrill came scrutiny: sim racers…

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