SIRIUS Satellite Radio to be Available on All-New Mercedes-Benz M-Class Vehicles

SIRIUS Satellite Radio to be Available on All-New Mercedes-Benz M-Class Vehicles

SIRIUS to be Offered as a Factory-Installed Option on the Next Generation M-Class Sport Utility

NEW YORK and MONTVALE, N.J., March 23 /PRNewswire-FirstCall/ -- Mercedes-Benz USA and SIRIUS Satellite Radio (NASDAQ:SIRI), today announced the availability of SIRIUS as a factory-installed option on the next-generation 2006 Mercedes-Benz M-Class Sports Utility vehicle. The factory-installed SIRIUS option will be available beginning next month.

(Logo: http://www.newscom.com/cgi-bin/prnh/19991118/NYTH125)

Mercedes-Benz also plans to offer SIRIUS as a factory-installed option on six additional 2006 model year vehicles later this year and four 2007 model year vehicles next year.

"Mercedes-Benz is very excited to offer SIRIUS on the all new M-Class, providing our customers with a quality entertainment experience in a brilliantly innovative vehicle," said Michelle Cervantes, Vice-President of Marketing for Mercedes-Benz USA. "SIRIUS' commercial-free music and wide variety of talk programming, combined with engineering from Mercedes-Benz, gives you the ultimate in SUV luxury."

M-Class drivers will be able to enjoy 65 channels of digital-quality, commercial-free music, plus over 55 channels of news, traffic, weather, entertainment, and the best sports in satellite radio, including the NFL, NHL, NBA, English Premier League Soccer, and sports from over 120 top colleges around the country.

"When you drive a Mercedes-Benz, you are in a unique environment that provides the highest levels of performance and quality," said Doug Wilsterman, Senior Vice President and General Manager OEM Division for SIRIUS. "SIRIUS complements this driving experience by enabling Mercedes-Benz customers to create their own entertainment world through the incredible variety, selection and choice of our satellite radio service."

The SIRIUS factory-installed option on the M-Class will include a 6-month bundled subscription and is expected to have a manufacturers suggested retail price of $500.

About SIRIUS

SIRIUS delivers more than 120 channels of the best commercial-free music, compelling talk shows, news and information, and the most exciting sports programming to listeners across the country in digital quality sound. SIRIUS offers 65 channels of 100% commercial-free music, and features over 55 channels of sports, news, talk, entertainment, traffic and weather for a monthly subscription fee of only $12.95. SIRIUS also broadcasts live play-by-play games of the NFL and NBA, and is the Official Satellite Radio partner of the NFL.

SIRIUS radios for the car, truck, home, RV and boat are manufactured by Alpine, Audiovox, Blaupunkt, Clarion, Delphi, Jensen, JVC, Kenwood, Pioneer, Sanyo and XACT Communications. Available in more than 25,000 retail locations, SIRIUS radios can be purchased at major retailers including Best Buy, Circuit City, Crutchfield, Office Depot, Sears, Target, Wal-Mart and RadioShack. SIRIUS is also available at heavy truck dealers and truck stops nationwide.

SIRIUS radios are currently offered in vehicles from Audi, BMW, Chrysler, Dodge, Ford, Infiniti, Jeep(R), Lincoln-Mercury, Mazda, Mercedes-Benz, MINI, Nissan, Porsche, Volkswagen and Volvo. Hertz currently offers SIRIUS at 53 major locations around the country.

Click on www.sirius.com to listen to SIRIUS live, or to find a SIRIUS retailer or car dealer in your area.

About Mercedes-Benz USA

MBUSA, headquartered in Montvale, New Jersey, is responsible for the sales, marketing and service of all Mercedes-Benz and Maybach products in the United States. In 2004, MBUSA achieved an all-time sales record of 221,610 new vehicles, setting the highest sales volume ever in its history and achieving eleven consecutive years of sales growth. More information on MBUSA and its products can be found on the Internet at www.mbusa.com and www.maybachusa.com.

Any statements that express, or involve discussions as to, expectations, beliefs, plans, objectives, assumptions, future events or performance with respect to SIRIUS Satellite Radio Inc. are not historical facts and may be forward-looking and, accordingly, such statements involve estimates, assumptions and uncertainties which could cause actual results to differ materially from those expressed in any forward-looking statements. Accordingly, any such statements are qualified in their entirety by reference to the factors discussed in our Annual Report on Form 10-K for the year ended December 31, 2004 filed with the Securities and Exchange Commission. Among the key factors that have a direct bearing on our operational results are: our dependence upon third parties, including manufacturers of SIRIUS radios, retailers, automakers and programming partners, our competitive position and any events which affect the useful life of our satellites.

D-SIRI

Photo: NewsCom: http://www.newscom.com/cgi-bin/prnh/19991118/NYTH125 AP Archive: http://photoarchive.ap.org/ PRN Photo Desk, photodesk@prnewswire.com Source: SIRIUS Satellite Radio; Mercedes-Benz USA

CONTACT: Jim Collins, Investor and Media Relations of SIRIUS, +1-212-901-6422, jcollins@siriusradio.com; or Michelle Murad, Media Relations of Mercedes-Benz USA, +1-201-573-4320, Michelle.Murad@MBUSA.com

Web site: http://www.maybachusa.com/

Web site: http://www.sirius.com/ http://www.mbusa.com/

NOTE TO EDITORS: Accredited journalists and editors can access press materials by registering at www.media.mbusa.com and www.media.maybachusa.com.

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