Westport Innovations Inc.

Westport Innovations Inc.

August 18, 2008 09:00 ET

Westport Commences Trading on Nasdaq

VANCOUVER, BRITISH COLUMBIA--(Marketwire - Aug. 18, 2008) - Westport Innovations Inc. (TSX:WPT)(NASDAQ:WPRT), a global leader in alternative fuel, low-emissions transportation technologies, announced today that it has commenced trading on the Nasdaq Global Market under the symbol "WPRT". Westport's common stock is dual listed on both the Toronto Stock Exchange (under the symbol "WPT") and the Nasdaq.

"Our U.S. shareholder base has increased substantially over the past 18 months as a result of increased awareness of Westport's international achievements and opportunities," said David Demers, CEO of Westport Innovations. "At our AGM in July, 99% of our shareholders approved the proposal to execute a share consolidation and international listing application to help improve liquidity and access to capital. We are pleased to commence trading on Nasdaq, a premier exchange for growth oriented companies."

About Westport Innovations Inc.

Westport Innovations Inc. is a leading global supplier of proprietary solutions that allow engines to operate on clean-burning fuels such as compressed natural gas (CNG), liquefied natural gas (LNG), hydrogen and biofuels such as landfill gas. Cummins Westport Inc., Westport's joint venture with Cummins Inc., manufactures and sells the world's broadest range of low-emissions alternative fuel engines for commercial transportation applications such as trucks and buses. BTIC Westport Inc., Westport's joint venture with Beijing Tianhai Industry Co. Ltd., manufactures and sells LNG fuel tanks for vehicles.

Note: This document contains forward-looking statements about Westport's business, operations, technology development or 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.

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