Telephone:  01865  682 342

  • Hydrogen assist technology

  • Save up to 36.4% on fuel

  • 20% FST guaranteed saving

  • 5 year system warranty

  • Free trails for HGV's & PSV's

  • Pay while you save

  • Free installation

  • £1,000,000 liability insurance

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20% Guaranteed Fuel Saving


A generator which when installed helps combust normal diesel fuel up to 36% more efficiently. FST also offers a 21 day free trial and a minimum guaranteed saving of 20%.

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By carefully adjusting the calibration parameters within the Engine ECU a typical remap with allow the engine to produce more torque lower in the RPM range enabling higher gears to be selected earlier.

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FST UK continually invests in new fuel saving technologies. From new diesel electric hybrids to hydrogen additive systems that have proven to reduce fuel consumption by up to 36%.




Call us on 01865 682 342

Whether you're a current client with an enquiry or just want some advice, we’re here to help. Call us whenever you need advice.

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  • Reduced diesel consumption of up to 36.4%

  • Minimum guaranteed fuel saving of 20%

  • Lowers engine and DPF maintenance costs

  • 65% + reduction in emissions

  • 19 week average ROI

  • Free, no obligation, 21 day trail

Fuel Saving Software

New Technologies


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Light Commercial

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Between 2009 and today our single ambition has been to prove the concept of using Hydrogen as a deliverer with all carbon based fuels to lower overall consumption and this we have achieved. The end product of our research and development is the FST Hydrogen-Only assist generator, which has been proven to decrease fuel costs by 36.4% on all relevant combustion engines.


FST UK is committed to providing quality Hydrogen-Only systems while serving customers in public transport, haulage, private motorists and marine vehicles. We are devoted to our customer's needs with a quality product. Today's Customers will see an immediate improvement in their vehicle performance; they can purchase with knowledge that FST UK guarantees a first class service for installation, system maintenance and customer service throughout the products. life.


To purchase your first FST Hydrogen-Only assist generator, or if you would like a FREE fleet demonstration, please contact us at FST UK on 01865 682342 and let us know how we can best serve your needs.



Hydrogen Assist Technology

For every 20 vehicles fitted, customers save on average £100,000 per year