• Westport Fuel Systems outlined a strategic shift toward alternative-fuel internal combustion solutions for heavy-duty and off-road markets, prioritizing economics and emissions cuts.
• Cespira JV with Volvo Group highlighted as the core growth platform for HPDI rollout; Westport holds a 55% equity stake.
• Cespira reported Q1 2026 revenue of USD 22.2 million; product revenue rose 48% to USD 19.5 million.
• Management cited a second leading OEM agreement, with full payment, for HPDI components to support a customer truck trial.
• Cost claims centered on HPDI: 31% lower 8-year TCO versus diesel in a Southern California 100,000 miles/year example, based on internal analysis.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Westport Fuel Systems Inc. published the original content used to generate this news brief on June 25, 2026, and is solely responsible for the information contained therein.