Westport Appoints Dr. Michael Gallagher as President

VANCOUVER, British Columbia--Nov. 3, 2004--Westport Innovations Inc. (TSX:WPT) is pleased to announce that Dr. Michael Gallagher has been appointed President in addition to his current role as Chief Operating Officer. David Demers will continue as Westport's Chief Executive Officer.

"As Chief Operating Officer since January 2003, Mike has successfully managed growth opportunities for our advanced technologies, and is spearheading Westport's transition from a research and development company to a commercial operation. This appointment recognizes Mike's significant contribution as the primary architect and disciplined leader behind Westport's "path to profitability" initiative," said David Demers. "We are extremely pleased with Mike's leadership and look forward to his continuing contribution to Westport's achievement of sustainable growth and profitability."

"I would like to thank David Demers and the full Westport board for this appointment as President," said Dr. Gallagher. "I am honoured to accept the responsibility of the Presidency, and view this as a strong statement of support that we are on the right track, as well as encouragement to stay the course. On behalf of the great team here at Westport, I want to reiterate our commitment to building a profitable commercial enterprise focused on providing clean gaseous fuel technologies to customers worldwide. And in doing so, we will realize our vision of creating a better world through innovative energy solutions."

Prior to joining Westport, Dr. Gallagher was Senior Vice President -Americas, Mining and Minerals, of Fluor Corporation, an international engineering company headquartered in Orange County, California. Previously, he was based in California as Senior Vice-President and Managing Director, Environmental Division and later Mining and Minerals Division with the London-based Kvaerner Group. Dr. Gallagher also served for 15 years with the global engineering firm Bechtel Group in San Francisco, where he led the development of alternative energy and environmental technology programs for international markets, and was technical director of a major international energy project, while seconded to the Massachusetts Institute of Technology as Visiting Professor.

Dr. Gallagher obtained his Ph.D. in Mechanical Engineering in 1975 from Stanford University. He also holds Master of Science degrees in both Engineering Economics Systems and Mechanical Engineering from Stanford, and a Bachelor of Arts degree in Physics and Mathematics from Wabash College in Indiana. He is a member of the board of Cummins Westport Inc., Westport's global joint venture with Cummins Inc. of Columbus, Indiana. He also serves on the Boards and Executive Committees of both Fuel Cells Canada and the Vancouver Opera.

Westport Innovations Inc. is a leading developer of gaseous fuel engine technologies. Its joint venture with Cummins Inc., Cummins Westport Inc., manufactures and sells a wide range of engines for commercial transportation applications such as trucks and buses. Westport has technology development alliances in place with a number of leading engine manufacturers, including Ford, MAN, Isuzu, and BMW to develop engines that operate using cleaner-burning fuels such as natural gas, propane, hydrogen and blended fuels such as HCNG.

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.