Indianapolis 500 Airs Nationwide on XM Satellite Radio

XM airs comprehensive coverage of 'The Greatest Spectacle in Racing,' including XM special hosted by Danica Patrick, Tony Kanaan, Marco Andretti, Hideki Mutoh and Michael Andretti live from the track

INDIANAPOLIS, May 15 /PRNewswire-FirstCall/ -- XM Satellite Radio will air extensive coverage of the 92nd running of the Indianapolis 500 as motorsports fans gear up for "The Greatest Spectacle in Racing" on May 25 live from the Indianapolis Motor Speedway. XM is the exclusive satellite radio provider of the Indianapolis 500 and the Indy Racing League.

The Indianapolis 500 can be heard nationwide on the IndyCar Series Racing channel (XM channel 145) starting at 1 p.m. ET, with the pre-race show at noon ET. The channel is also carrying Indy 500 qualifying May 17-18, Carb Day events and the Firestone Freedom 100 race May 23, and the IMS Radio Network show "Indy Live." A full list of dates and times is online at http://www.xmradio.com/irl.

Andretti Green Racing drivers Danica Patrick, Tony Kanaan, Marco Andretti, and Hideki Mutoh will join team co-owner Michael Andretti at the speedway for a special edition of their weekly XM radio show "Andretti Green Racing Hour," which will air on May 21, 7-8 p.m. ET, on XM Sports Nation (XM Channel 144).

XM Sports Nation has daily coverage of the Indy 500, led by the motorsports show "Powershift" hosted by Joe Castello. "Powershift" airs 8-10 p.m. ET weeknights on XM 144. Castello will host the show live from the speedway on May 22 and 23, and he will host special editions of the show from the track on May 24 at noon ET and May 25 at 11 a.m. ET.

"This is the first running of the Indy 500 since the unification of the IndyCar Series and CART/Champ Car, so the competition is going to be intense," said Kevin Straley, XM senior vice president of news, sports, and talk programming. "The Indy 500 is the crown jewel of open wheel racing, and we take great pride in bringing the event to fans all over the country."

XM airs more than 5,000 live sporting events annually, including every IndyCar Series race, every Major League Baseball game, every National Hockey League game, college sports from the six power conferences, and PGA TOUR events throughout the season. XM also airs the 24-hour sports talk radio channels ESPN Radio, ESPN Xtra, XM Sports Nation, MLB Home Plate, NHL Home Ice, Fox Sports Radio, and the Spanish-language sports talk channel XM Deportivo.

About XM

XM (NASDAQ: XMSR) is America's number one satellite radio company with more than 9.3 million subscribers. Broadcasting live daily from studios in Washington, DC, New York City, Chicago, Nashville, Toronto and Montreal, XM's 2008 lineup includes more than 170 digital channels of choice from coast to coast: commercial-free music, premier sports, news, talk radio, comedy, children's and entertainment programming; and the most advanced traffic and weather information.

XM, the leader in satellite-delivered entertainment and data services for the automobile market through partnerships with General Motors, Honda, Hyundai, Nissan, Porsche, Ferrari, Subaru, Suzuki, and Toyota, is available in 140 different vehicle models for 2008. XM's industry-leading products are available at consumer electronics retailers nationwide. XM programming is also available through XM Radio Online, as downloads of original XM shows via podcasts from XM's Web site or the Apple's iTunes Store, and as streams of commercial-free XM music channels to AT&T and Alltel wireless customers through XM Radio Mobile. For more information about XM hardware, programming and partnerships, please visit http://www.xmradio.com/.

Factors that could cause actual results to differ materially from those in the forward-looking statements in this press release include demand for XM Satellite Radio's service, the Company's dependence on technology and third party vendors, its potential need for additional financing, as well as other risks described in XM Satellite Radio Holdings Inc.'s Form 10-K filed with the Securities and Exchange Commission on 2-28-08. Copies of the filing are available upon request from XM Radio's Investor Relations Department. Programming is subject to change.

SOURCE: XM Satellite Radio

CONTACT: David Butler of XM Satellite Radio, +1-202-380-4317,
david.butler@xmradio.com

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