Investor Relations

SIRIUS SATELLITE RADIO TO BE STANDARD FEATURE ON 2004 GENMAR BOATS

MINNEAPOLIS, MN and NEW YORK - June 12, 2003 - SIRIUS (NASDAQ: SIRI), known for delivering the very best in commercial-free music and premium broadcast entertainment, and Genmar Holdings Inc., the world's largest recreational boat builder, have partnered to offer SIRIUS Satellite Radio as a standard feature in all CD-head-unit equipped boats throughout Genmar's 16 boat brands.

Under this agreement, each boat will be equipped with a watertight Clarion Marine AM/FM/CD/SIRIUS head unit, featuring a direct digital interface to a Clarion Marine SIRIUS tuner. All premium-model boats from Genmar's 16 brands will also come bundled with one year of the SIRIUS service.

Genmar's Carver® Yachts and its flagship fiberglass brand, Four Winns, will include a SIRIUS system and one year of the service on every model 2004 boat shipped to dealers.

"Owners of our premium boats appreciate quality, and they deserve the premium service that SIRIUS provides. Genmar Holdings is proud to offer SIRIUS and one year of service to our customers nationwide," said Irwin Jacobs, Chairman & CEO Genmar Holdings. "We are committed to providing the best technologies to our boat customers and expect SIRIUS' 60 streams of 100% commercial-free music, as well as its news, sports and entertainment programming to be a big hit with our boat buyers. "

SIRIUS equipped Genmar boat brands are among the best names in boating and include: Aquasport, Carver, Champion, Crestliner, Four Winns, Genmar by Zodiac, Glastron, Hydra-Sports, Larson, Lowe, Lund, Ranger, Seaswirl, Stratos, Triumph and Wellcraft boats. Genmar estimates that approximately 20,000 2004 boats will be equipped with the Clarion SIRIUS system along with one year of service.

"SIRIUS is very excited to partner with Genmar, the proven technology leader in the marine industry," said Joseph P. Clayton, President and CEO of SIRIUS. "We believe that our premium programming and static-free inshore and offshore reception will perfectly complement the needs of Genmar's boat buyers."

About SIRIUS

SIRIUS is the only satellite radio service bringing listeners more than 100 streams of the best music and entertainment coast-to-coast. SIRIUS offers 60 music streams with no commercials, along with over 40 world-class sports, news and entertainment streams for a monthly subscription fee of only $12.95, with greater savings for upfront payments of multiple months or a year or more. Stream Jockeys create and deliver uncompromised music in virtually every genre to our listeners 24 hours a day. Satellite radio products bringing SIRIUS to listeners in the car, truck, home, RV and boat are manufactured by Kenwood, Panasonic, Clarion and Audiovox, and are available at major retailers including Circuit City, Best Buy, Car Toys, Good Guys, Tweeter, Ultimate Electronics, Sears and Crutchfield. SIRIUS is the leading OEM satellite radio provider, with exclusive partnerships with DaimlerChrysler, Ford and BMW. Automotive brands currently offering SIRIUS radios in select new car models include BMW, MINI, Chrysler, Dodge, Jeep®, Nissan, Infiniti and Mazda. Automotive brands that have announced plans to offer SIRIUS in select models include Ford, Lincoln, Mercury, Mercedes-Benz, Jaguar, Volvo, Audi, Volkswagen, Land Rover and Aston Martin.

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

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, 2002 filed with the Securities and Exchange Commission. Among the key factors that have a direct bearing on our results of operations are: our dependence upon third parties to manufacture, distribute, market and sell SIRIUS radios and components for those radios; the unproven market for our service; our competitive position and any events which affect the useful life of our satellites.

About Genmar

Genmar, with approximately 6,000 employees and 12 manufacturing centers in the United States and Canada, is the world's largest builder of recreational boats and the industry's technological leader with the development of VEC™ Technology, the Roplene® process, the Genmar FirstMate™ customer care service and the Genmar Integrated Vessel System. Genmar boat brands include Aquasport®, Carver®, Champion®, Crestliner®, Fish Hawk™, Four Winns®, Glastron®, Genmar® by Zodiac, Hydra-Sports®, Larson®, Lowe®, Lund®, Ranger®, Seaswirl®, Stratos®, Triumph® and Wellcraft®.

For the most up-to-date information, news release archives, downloadable high-resolution logos and photographs of Genmar products, visit our Web site at www.Genmar.com/pr. Check back regularly for new stories on Genmar and its companies.