2025 Gt3 Rs Engine Options. The porsche 911 gt3 rs offers more in 2025: Detailed specs and features for the 2025 porsche 911 gt3 rs including dimensions, horsepower, engine, capacity, fuel economy, transmission, engine type, cylinders, drivetrain and more.
The upgraded manthey racing version of the 911 gt3 rs is expected to feature a host of upgrades, including a bigger rear. The porsche 911 gt3 rs offers more in 2025: