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– Westport reschedules release of audited fourth quarter and full year 2023 financial results to post-market on March 25, 2024

VANCOUVER, BC, March 12, 2024 /PRNewswire/ –Westport Fuel Systems Inc. (TSX: WPRT) (NASDAQ: WPRT) (“Westport” or “the Company”) announces that, in consideration of today’s announcement by the Company on signing an investment agreement to form a joint venture to accelerate the commercialization of its HPDI fuel system, the Company will reschedule the publication of its audited financial results for the fourth quarter and the fiscal year ending 31 December 2023. Results will now be published on Monday, March 25, 2024, after the market closes. A conference call and webcast will be held on Tuesday, March 26, 2024 to discuss financial results and other corporate developments.

Time: 10:00 a.m. ET (7:00 a.m. PT) Dial: 1-416-764-8688 or toll-free 1-888-390-0546 Webcast: https://investors.wfsinc.com

To join the conference call without operator assistance, callers can register up to 60 minutes before the event and enter their phone number via this RapidConnect URL: https://emportal.ink/48oua6E and receive a call instant automatic.

Play conference call and webcast

To access the replay of the conference call, dial 1-888-390-0541 (toll-free in Canada and the US) or 1-416-764-8677 using access code 618393

About Westport Fuel Systems

At Westport Fuel Systems, we’re driving innovation to drive a cleaner tomorrow. We are a leading provider of advanced components and delivery systems for clean, low-carbon fuels, such as natural gas, renewable natural gas, propane and hydrogen, to the global transportation industry. Our technology delivers the performance and fuel efficiency transportation applications require and the environmental benefits that address climate change and urban air quality challenges. Headquartered in Vancouver, Canada, with operations in Europe, Asia, North America and South America, we serve our customers in more than 70 countries with leading global transportation brands. At Westport Fuel Systems, we think about the future. For more information, visit www.wfsinc.com.

Investor Inquiries: Investor Relations, T: 1 604-718-2046, E: invest@wfsinc.com

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