Westport Announces Fourth Quarter and Year End Fiscal 2012 Conference Call for Thursday, March 7, 2013

published: March 6, 2013

VANCOUVER, BC – Westport Innovations Inc. (TSX:WPT / NASDAQ:WPRT), the global leader in natural gas engines, today announced that it will disclose its financial results for the fourth quarter and fiscal year ended December 31, 2012 on Thursday, March 7, 2013 after market close. To coincide with the disclosure, Westport has also scheduled a conference call for Thursday, March 7, 2013 at 2:00 pm Pacific Time (5:00 pm Eastern Time).

Live Conference Call & Webcast

The public is invited to listen to the conference call in real time by telephone or webcast. To access the conference call by telephone, please dial: 1-800-319-4610 (Canada & USA toll-free) or 604-638-5340. The live webcast of the conference call can be accessed through the Westport website at www.westport.com/investors.

Replay Conference Call & Webcast

To access the conference call replay, please dial 1-800-319-6413 (Canada & USA toll-free) or 604-638-9010 using the pass code 1847. The replay will be available until March 14, 2013. Shortly after the conference call, the webcast will be archived on the Company's website and replay will be available in streaming audio.

About Westport

Westport engineers the world's most advanced natural gas engines and vehicles. More than that, we are fundamentally changing the way the world travels the roads, rails and seas. We work with original equipment manufacturers worldwide from design through to production, creating products to meet the growing demand for vehicle technology that will reduce both emissions and fuel costs. To learn more about our business, visit westport.comsubscribe to our RSS feed, or follow us on Twitter @WestportDotCom.

More Information

Westport
(Investor Inquiries)

Darren Seed

Vice President, Investor Relations and Communications

T 604-718-2046

invest@westport.com

www.westport.com