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Alpine's Alpenglow is a hydrogen-powered V6 prototype that outputs 740 horsepower and emits only water vapor. The vehicle features a 3.5-liter twin-turbo engine capable of reaching speeds up to 205 mph, optimized for hydrogen's combustion characteristics.

Engineering innovations include a small pre-chamber and a gas flow regulator from 700-bar storage tanks, facilitating high power output while minimizing weight. The Alpenglow's design features include a transparent body and blue brake lights, highlighting its advanced technology. This prototype serves as a testbed for hydrogen performance in racing, aiming to maintain the supercar experience amidst strict environmental regulations.