This directly from
http://corpinfo.radioshack.com/compa...p?x=236161470P:
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Accessories including the Pit Kit Carrying Case, the Grand Prix Race Track Barrier Wall Kit, the Performance Booster Upgrade Kit, the Custom Tire and Hubcap Upgrade Kit and The Fast and the Furious Street Tuner Upgrade Kit will remain available at RadioShack stores across the country.
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