CALABASAS, CA--(Marketwire - Nov 7, 2011) - Fuel Doctor Holdings, Inc. (OTCBB: [ FDOC ]), a provider of innovative automotive aftermarket solutions, including the Platinum FD-47 power conditioner/fuel efficiency booster, today announced its official stock symbol change from "SLHL" to "FDOC." This change is made in conjunction with the Company's previously announced name change from Silverhill Management Services, Inc. to [ Fuel Doctor Holdings, Inc. ] The stock symbol change is effective November 7, 2011.

[ Mark Soffa ], President and Chief Executive Officer of Fuel Doctor Holdings, Inc., stated, "Our new stock symbol better reflects our brand and the focus of our business." Mr. Soffa added, "As we grow and continue to increase our exposure to the investment community, the FDOC stock symbol will help brand our company with investors so they may better track Fuel Doctor in the public markets."

About Fuel Doctor Holdings, Inc.

Fuel Doctor Holdings, Inc. provides innovative solutions to the automotive aftermarket. The Company is the exclusive worldwide distributor of the [ Platinum FD-47 ], a power conditioner/fuel efficiency booster that plugs into the lighter socket/power port closest to the engine of a vehicle 24 months and older to help drivers regain lost miles per gallon (MPG) through power conditioning of the vehicle's electrical systems. The Platinum FD-47 is sold by blue chip retailers nationwide and has undergone certified laboratory and field testing by Test Car Engineering, [ Ledico/Bosch ], [ Kett Engineering ] and [ Intertek ], a global leader in quality, safety, and inspection and testing of consumer goods.

Fuel Doctor is a primary sponsor of [ Turn One Racing ] in [ NASCAR's Camping World Truck Series ]. Fuel Doctor has also been a primary sponsor in 2011 for [ Rusty Wallace Racing ], competing in the [ NASCAR Nationwide Series ] and Gaunt Brothers Racing, competing in both [ NASCAR's Canadian Tire Series ] and [ NASCAR's K&N Pro Series ]. In addition, Fuel Doctor has affiliate relationships with [ Red Bull USA ] and [ Triad Racing Technologies ].

Please visit the Company at [ www.FuelDoctorUSA.com ] and [ www.FuelDoctorRacing.com ].

Safe Harbor Statement

All statements other than statements of historical fact included in this press release, including, without limitation, statements regarding the Company's anticipated financial position, business strategy and plans and objectives of management of the Company for future operations, are forward-looking statements. When used in this press release, words such as "anticipate," "believe," "estimate," "expect," "intend," and similar expressions, as they relate to the Company or its management, identify forward-looking statements. Such forward-looking statements are based on the beliefs of the Company's management as well as assumptions made by and information currently available to the Company's management. Actual results could differ materially from those contemplated by the forward-looking statements as a result of certain factors not limited to, general economic and business conditions, competitive factors, changes in business strategy or development plans, the ability to attract and retain qualified personnel, and changes in legal and regulatory requirements. Such forward-looking statements reflect the current views of the Company with respect to future events and are subject to these and other risks, uncertainties and assumptions relating to the operations, results of operations, growth strategy and liquidity of the Company. All subsequent written and oral forward-looking statements attributable to the Company or persons acting on its behalf are expressly qualified in their entirety by this paragraph.