Our Technology

Reduce emissions and lower your cost of ownership with ClearFlame’s clean engine technology.

Our Innovation

Unlocking Hard-to-Electrify,
Heavy-Duty Engines

No spark plugs or glow plugs. No fuel additives or dual fuels. ClearFlame’s technology modifies traditional diesel-style compression engines, unlocking them to use a wide range of simple, clean, renewable, liquid fuels. Easily integrated into existing engines or new engine production flow, this technology provides the fastest and lowest cost path to decarbonization for hard-to-electrify, heavy-duty industries without fundamentally changing how engines perform.

Our Technology By The Numbers

Providing the same performance users expect, fossil-free.



Percentage of engine design and components that remain the same


Same torque as diesel engine


Compression ratio


Fossil Fuels

“We are on a mission to disrupt diesel as the beating heart of heavy-duty.”

– ClearFlame Co-Founder and CTO Julie Blumreiter


To discuss opportunities to apply ClearFlame technologies to your heavy-duty engine applications, or for more information, please contact us.

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