Westport Publishes Annual Shareholder Meeting Results

published: April 13, 2012

Westport Innovations Inc. (TSX:WPT / NASDAQ:WPRT), the global leader in natural gas engines, announced today that shareholders have approved all resolutions presented at its Annual and Special Meeting held on April 12, 2012, including the election of directors of Westport for the next year; the amendment of the Corporation's articles of incorporation to allow for meetings of shareholders to be permitted in such location as the directors of the Corporation may determine; the amendment of the Corporation's Omnibus Incentive Plan; and the appointment of auditors for Westport for the next year and the authorization of the directors to fix their remuneration.

The returning board members re-elected are Warren J. Baker, John A. Beaulieu, M.A. (Jill) Bodkin, David R. Demers, Dezsö J. Horváth, Douglas R. King, Albert T. Maringer, and Gottfried (Guff) Muench.

The resolutions are all described in the Information Circular of the Company dated February 28, 2012.

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