Investor Relations

Chrysler Group to Install Sirius Satellite Radio in More Than 70% of Its Vehicles

NEW YORK, July 25, 2007 /PRNewswire-FirstCall via COMTEX News Network/ --

- SIRIUS Satellite Radio (Nasdaq: SIRI) today announced that Chrysler Group expects to install SIRIUS Satellite Radio in more than 70% of its vehicle production for the 2008 model year. This marks an increase from approximately 40% for the previous model year.

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For 2008 models, SIRIUS will be included as a standard feature in premium and mid-level price classes on most Chrysler, Dodge and Jeep models. Additionally, SIRIUS will be a 100% standard feature on Chrysler Sebring and Aspen, the all-new Dodge Challenger and Nitro, and the Jeep Grand Cherokee and Commander. Chrysler Group includes one year of SIRIUS service with each new vehicle. SIRIUS Satellite Radio is pre-activated, so customers can begin listening to SIRIUS immediately upon taking delivery of their new vehicles.

"SIRIUS Satellite Radio is an entertainment feature our customers clearly enjoy and are demanding more and more," said Christine MacKenzie, Executive Director -- Multi-brand Marketing and Agency Relations, Chrysler Group. "We are pleased to enhance our customers' driving and ownership experience by offering SIRIUS entertainment and technology throughout the Chrysler, Jeep and Dodge vehicle portfolio."

"We are excited about the growth of SIRIUS with Chrysler Group and its customers," said Mel Karmazin, CEO of SIRIUS. "We are very proud that SIRIUS is featured in high volume in Chrysler, Jeep and Dodge vehicles, and we look forward to continued mutual success with our partners at Chrysler Group."

About SIRIUS

SIRIUS, "The Best Radio on Radio," delivers more than 130 channels of the best programming in all of radio. SIRIUS is the original and only home of 100% commercial free music channels in satellite radio, offering 69 music channels. SIRIUS also delivers 65 channels of sports, news, talk, entertainment, traffic, weather and data. SIRIUS is the Official Satellite Radio Partner of the NFL, NASCAR and NBA, and broadcasts live play-by-play games of the NFL and NBA, as well as live NASCAR races. All SIRIUS programming is available for a monthly subscription fee of only $12.95.

SIRIUS Internet Radio (SIR) is a CD-quality, Internet-only version of the SIRIUS radio service, without the use of a radio, for the monthly subscription fee of $12.95. SIR delivers more than 75 channels of talk, entertainment, sports, and 100% commercial free music.

SIRIUS products for the car, truck, home, RV and boat are available in more than 25,000 retail locations, including Best Buy, Circuit City, Crutchfield, Costco, Target, Wal-Mart, Sam's Club, RadioShack and at shop.sirius.com.

SIRIUS radios are offered in vehicles from Audi, Bentley, BMW, Chrysler, Dodge, Ford, Infiniti, Jaguar, Jeep(R), Land Rover, Lexus, Lincoln, Mercury, Maybach, Mazda, Mercedes-Benz, MINI, Mitsubishi, Nissan, Rolls Royce, Scion, Toyota, Volkswagen, and Volvo. Hertz also offers SIRIUS in its rental cars at major locations around the country.

Click on www.sirius.com to listen to SIRIUS live, or to purchase a SIRIUS radio and subscription.

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, 2006 filed with the Securities and Exchange Commission. Among the significant factors that could cause our actual results to differ materially from those expressed are: our pending merger with XM Satellite Radio Holdings, Inc. ("XM"), including related uncertainties and risks and the impact on our business if the merger is not completed; any events which affect the useful life of our satellites; our dependence upon third parties, including manufacturers of SIRIUS radios, retailers, automakers and programming providers; and our competitive position versus other audio entertainment providers.

    O-SIRI

    MEDIA CONTACT:
    Sal Resendez
    SIRIUS
    646 313 2405
    sresendez@siriusradio.com

SOURCE SIRIUS

Sal Resendez of SIRIUS, +1-646-313-2405, sresendez@siriusradio.com
http://www.sirius.com

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