What performance capability does the Red Key FOB enable on the 2021 Dodge Challenger SRT Hellcat?

The Red Key FOB is specifically designed to unlock the maximum performance capabilities of the 2021 Dodge Challenger SRT Hellcat, which is 717 horsepower. When the Red Key FOB is used, it allows the driver to access the full power of the vehicle's supercharged 6.2L HEMI V8 engine, ensuring optimal performance during driving. This feature is a significant aspect of the vehicle's appeal, emphasizing its high-performance heritage and focus on delivering a thrilling driving experience.

The other options represent horsepower figures that are either lower than or do not correspond with the specifications of the 2021 Challenger SRT Hellcat. The power levels of 500 HP, 600 HP, and 800 HP do not align with the Hellcat's engineered output when utilizing the Red Key FOB, further emphasizing that 717 HP is the accurate figure for maximum performance in this model.