Quantum Technologies Postpones Fiscal 2008 Second Quarter Financial Results Conference Call

IRVINE, Calif., Dec. 13, 2007 -- Quantum Fuel Systems Technologies Worldwide, Inc. , announced today that it is delaying its fiscal 2008 second quarter earnings release and investor conference call, originally scheduled to be held at 1:30 p.m. (PST) today, Thursday, December 13, 2007.

The company will announce the new details of its earnings release and conference call on a later date.

About Quantum

Quantum Fuel Systems Technologies Worldwide, Inc., a fully integrated alternative energy company, is a leader in the development and production of advanced propulsion systems, energy storage technologies, and alternative fuel vehicles. Quantum's portfolio of technologies includes advanced lithium-ion battery systems, electronic controls, hybrid electric drive systems, hydrogen storage and metering systems, and alternative fuel technologies that enable fuel efficient, low emission hybrid, plug-in hybrid electric, fuel cell, and alternative fuel vehicles. Quantum's powertrain engineering, system integration, vehicle manufacturing, and assembly capabilities provide fast-to-market solutions to support the production of hybrid and plug-in hybrid, hydrogen-powered hybrid, fuel cell, alternative fuel, and specialty vehicles, as well as modular, transportable hydrogen refueling stations. Quantum's customer base includes automotive OEMs, dealer networks, fleets, aerospace industry, military and other government entities, and other strategic alliance partners.

Quantum has also formed a new company with Fisker Coachbuild, LLC, which is called Fisker Automotive, Inc. Fisker Automotive will offer a range of environmentally friendly premium cars, incorporating Quantum's proprietary high-performance plug-in-hybrid electric vehicle architecture, known as "Q-Drive," into a unique chassis that will enable optimizing the performance and vehicle dynamics.

Information regarding Quantum's products and services can be found at http://www.qtww.com/.

Forward Looking Statements

Except for historical information, the statements, expectations, and assumptions contained in the foregoing press release are forward-looking statements. Such forward-looking statements include, but are not limited to, future opportunities for Quantum and other statements about the future expectations, beliefs, goals, plans, or prospects expressed by management. Such statements are subject to a number of risks and uncertainties, and actual results could differ materially from those discussed in any forward-looking statement. Reference should also be made to the risk factors set forth from time to time in the Company's SEC reports, including but not limited to those contained in the section entitled "Risk Factors" in the Company's Annual Report on Form 10-K for the fiscal year ended April 30, 2007. The Company does not undertake to update or revise any of its forward-looking statements even if experience or future changes show that the indicated results or events will not be realized.

  For more information regarding Quantum, please contact:

   Dale Rasmussen
   Investor Relations
   Email:  DRasmussen@qtww.com
   +1-206-315-8242

        (C)2007 Quantum Fuel Systems Technologies Worldwide, Inc.
                        Advanced Technology Center
                 17872 Cartwright Road, Irvine, CA 92614
                   Phone 949-399-4500  Fax 949-399-4600