Our Solutions | Westport Fuel Systems

Seamless Integration, Scalable Impact

HPDI technology integrates easily into existing vehicle platforms, simplifying the path to decarbonization for OEMs and fleets.

Clean Fuels, Proven Results

Whether powered by biomethane or hydrogen, HPDI delivers industry-leading CO₂ reductions for heavy-duty transport—enabling cost-effective compliance without compromising performance.

End-to-End Innovation for Heavy-Duty Mobility

Simplified solutions to decarbonize hard to abate transport applications. The HPDI fuel system, delivered through Cespira™, does the on-engine work. Our High-Pressure Controls and Systems provide the off-engine support. Together, we enable OEMs to reduce emissions with ease and efficiency.

Advanced Systems. Real Impact.

As a trusted supplier, Westport empowers the global transition to sustainable fuels with practical, scalable solutions.

Affordable, fuel-agnostic solutions that drive real climate impact

We design, build, and deliver future-forward fuel systems and components that enable internal combustion vehicles to run on low- to zero-carbon fuels—reducing emissions without compromising cost-effectiveness.

By prioritizing affordability alongside innovation, we make it easier for our customers to lead the transition to cleaner transportation—today. Our fuel-agnostic solutions open the door to immediate, scalable change, enabling fleets and industries to decarbonize without delay.

Sustainability

We are a leading global supplier of systems and components that deliver peak performance, sustainable solutions now and integrity with every interaction.

Sustainability

Cespira’s HPDI™ technology combines the performance OEMs demands with low emissions and cost for heavy-duty trucks and other heavy transportation applications.

High Pressure Controls & Systems

We develop and distribute hydrogen ("H₂") systems and components for on-road, off-road, and industrial applications, while also specializing in the design, development, and production of advanced engine management controllers and software for alternative fuel technologies.

Fuel Agnostic Solutions

LNG

CNG

RNG

H₂

Applications

Heavy-Duty

Mid-Duty

Off-Road

Construction

Bus

Marine

Rail

Passenger Car