Westport Innovations Inc. Appoints New Director

VANCOUVER, British Columbia--Oct. 4, 2005--Westport Innovations Inc. (TSX:WPT) announced today that its Board of Directors has been expanded to seven members with the appointment of Mr. Henry F. (Barney) Bauermeister Jr. Mr. Bauermeister has also been appointed as a member of the Westport Audit Committee.

Mr. Bauermeister was most recently the owner and General Manager of Cummins Mid-America, the Cummins distributor for Kansas and Missouri, located in Kansas City. From 1978 to 1995, he was President of Diesel ReCon at Cummins Inc., the business unit responsible for remanufacturing and reselling used engines and parts. Under Mr. Bauermeister's leadership, revenues at Cummins Diesel ReCon grew tenfold.

Mr. Bauermeister is a Certified Public Accountant (Indiana) and received his bachelors degree in 1962 from the University of Nebraska where he majored in Accounting and minored in Economics. Mr. Bauermeister has held a number of financial positions within Cummins including the Group Controller position for the Components Group, which includes Cummins Fleetguard, Holset, and Diesel ReCon.

"We are very pleased that Mr. Bauermeister has accepted this invitation to join our Board," said John Beaulieu, Chairman of the Board of Directors for Westport. "His financial expertise and industry executive experience, in North America and internationally, will be of great assistance as Westport grows and develops in the coming years."

Toronto Stock Exchange guidelines recommend that a majority of directors be independent. Corporate governance best practices are increasingly moving to even greater independence for board members. All of Westport's directors, other than the Chief Executive Officer, are independent members of the Board. As provided under TSX guidelines for Audit Committee members, Mr. Bauermeister, with his extensive accounting and financial expertise, is considered financially literate.

About Westport Innovations Inc.

Westport Innovations Inc. is the leading developer of environmental technologies that allow engines to operate on clean-burning fuels such as natural gas, hydrogen, and hydrogen-enriched natural gas (HCNG). Westport has technology development alliances in place with Cummins, Ford, MAN, BMW, and Isuzu, as well as an ownership interest in Clean Energy, the largest provider of natural gas for vehicles in North America. Cummins Westport Inc., Westport's joint venture with Cummins Inc., manufactures and sells the world's widest range of low-emissions alternative fuel engines for commercial transportation applications such as trucks and buses.

Note: This document contains forward-looking statements about Westport's business, operations, technology development or to the environment in which it operates, which are based on Westport's estimates, forecasts and projections. These statements are not guarantees of future performance and involve risks and uncertainties that are difficult to predict, or are beyond Westport's control. Consequently, readers should not place any undue reliance on such forward-looking statements. In addition, these forward-looking statements relate to the date on which they are made. Westport disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events or otherwise.

Westport Innovations Inc. (TSX:WPT)