AFX Alternative Fuel Systems

Fuel Systems Solutions, Inc. ("Fuel Systems") (Nasdaq:FSYS) and Alternative Fuel Systems (2004) Inc. ("AFS") (TSXV:AFX) today announced that the formal take-over bid circular in respect of the offer by AFS Acquisition Co. Inc. (the "Offeror"), a wholly-owned indirect subsidiary of Fuel Systems, to acquire all of the outstanding common shares of AFS, including all shares that may be issued on the exercise of options granted under AFS's stock option plan, at a price of $0.50 in cash per share (the "Offer") has been mailed to AFS's registered shareholders and option holders. AFS has also mailed its directors' circular recommending that AFS's shareholders accept the Offer. 

As previously announced, following a thorough review by the board of directors of AFS, consultation with its legal and other advisors and upon recommendation of its special committee, the board of directors of AFS unanimously determined that the Offer is fair to the shareholders of AFS and is in the best interests of AFS and its shareholders, and unanimously recommends that shareholders of AFS accept the Offer.

The Offer represents a 66.7% premium over the average closing price of the AFS shares on the TSX Venture Exchange for the 20 trading days ending April 4, 2011, the last trading day prior to the announcement of the intention to make the Offer. All officers and directors of AFS and AFS's largest shareholder, representing in aggregate approximately 26.5% of the common shares outstanding on a fully-diluted basis, have agreed to tender their shares to the Offer pursuant to lock-up agreements.

The Offer is scheduled to expire at 5:00 p.m. (Calgary time) on Tuesday, May 17, 2011. Full particulars of the Offer are set out in the offer and circular filed by the Offeror, and the directors' circular filed by AFS. AFS shareholders are urged to carefully read and consider the information contained in these circulars. These documents, as well as copies of the support agreement and lock-up agreements in respect of the Offer, are available on the Canadian Securities Administrators' website at www.sedar.com under AFS's profile. Copies of the offer documents may also be obtained without charge from Computershare Investor Services Inc., the depositary for the Offer, whose contact details are set out below.

About Fuel Systems

Fuel Systems (Nasdaq:FSYS) is a leading designer, manufacturer and supplier of proven, cost-effective alternative fuel components and systems for use in transportation and industrial applications. Fuel Systems' components and systems control the pressure and flow of gaseous alternative fuels, such as propane and natural gas, used in internal combustion engines. These components and systems feature the company's advanced fuel system technologies, which improve efficiency, enhance power output and reduce emissions by electronically sensing and regulating the proper proportion of fuel and air required by the internal combustion engine. In addition to the components and systems, Fuel Systems provides engineering and systems integration services to address unique customer requirements for performance, durability and configuration. Fuel Systems is composed of two operating subsidiaries: IMPCO Technologies and BRC. IMPCO Technologies is a leader in the heavy duty, industrial, power generation and stationary engines sectors and recently established a U.S. Automotive division. BRC is a leader in the light duty and automobile alternative fuel sectors and has established alliances with several major automobile manufacturers for OEM projects. Additional information is available at www.fuelsystemssolutions.com.

About AFS

AFS, based in Calgary, Canada, is a leading developer and manufacturer of natural gas vehicle engine controllers and associated components. AFS common shares trade on the TSX Venture Exchange under the symbol "AFX". Additional information is available at www.afsglobal.com.

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts any responsibility for the adequacy or accuracy of this release.

CONTACT: For further information contact:

         Alternative Fuel Systems (2004) Inc.
         Jim Perry, President
         Phone: (403) 262-1833
         E-mail: jperry@afsglobal.com
         
         Fuel Systems Solutions, Inc.
         Matthew Beale, Co-President
         (646) 502-7170
         
         Fuel Systems Solutions, Inc. Investor Relations Contacts:
         Lippert / Heilshorn & Associates
         Carolyn M. Capaccio
         ccapaccio@lhai.com
         Cathy Mattison
         cmattison@lhai.com
         (415) 433-3777
         
         For copies of the Offer documents contact:
         
         Computershare Investor Services Inc.
         Toll Free (North America): 1-800-564-6253
         E-Mail: corporateactions@computershare.com