Alpine has unveiled the latest evolution of its hydrogen-powered concept car, the Alpenglow HY6, at the Paris Motor Show. This hypercar features a new twin-turbo 3.5-liter V6 engine. It delivers an impressive 730 horsepower and 770 Nm of torque. This doubles the power output of its four-cylinder predecessor, the Alpenglow HY4.

Hydrogen Powertrain Developed by Alpine
The all-new V6 engine was developed in-house by Alpine. It boasts four chain-driven overhead camshafts and 4 valves per cylinder. Running exclusively on hydrogen fuel, this powertrain represents a significant step forward. It advances the development of sustainable high-performance vehicles. Power is transmitted to the rear axle via a six-speed sequential gearbox. This ensures a thrilling driving experience.
Key Pointers about the Alpine Alpenglow HY6’s Powertrain:
- Twin-turbo 3.5-liter V6 engine developed by Alpine
- Generates 730 horsepower (544 kW / 740 PS) and 770 Nm (568 lb-ft) of torque
- Doubles the power output of the previous four-cylinder Alpenglow HY4
- Features four chain-driven overhead camshafts and 4 valves per cylinder
- Runs exclusively on hydrogen fuel
- Power is sent to the rear axle through a six-speed sequential gearbox
Refined Exterior Design with Futuristic Elements
In addition to the powertrain upgrades, the Alpenglow HY6 features several styling updates. These updates contribute to a more refined exterior. Notable changes include additional intakes on the hood. There is also a redesigned rear deck with a transparent engine cover. It has a more conventional rear wing. The hypercar maintains its futuristic aesthetic with stretched proportions and a wraparound greenhouse. It features cutting-edge lighting units and transparent blades at the rear. This is reminiscent of a Le Mans racer from the future.

Alpine’s Push for Hydrogen-Powered Racecars at Le Mans
Alpine’s commitment to hydrogen technology extends beyond road cars. The company is actively pushing the FIA to allow the participation of hydrogen-powered racecars. They want this at the prestigious 24 Hours of Le Mans from 2028 onwards. The Alpenglow HY6 serves as a testament to the potential of hydrogen power. It showcases this potential in the world of motorsports.
The Evolution of the Alpenglow Concept
The Alpenglow concept first debuted in October 2022 as a static display vehicle. It showcased Alpine’s vision for the future of sustainable performance. The rolling prototype of the Alpenglow HY4 followed in May 2024. It featured a four-cylinder hydrogen engine. With the introduction of the Alpenglow HY6, Alpine continues to push boundaries. They advance hydrogen technology in the automotive industry.
As the world shifts towards more environmentally friendly transportation solutions, Alpine’s Alpenglow HY6 represents a significant milestone. It advances the development of high-performance hydrogen-powered vehicles. With its cutting-edge powertrain and striking design, this hypercar is set to inspire. It will influence a new generation of sustainable performance cars.











