U.S. Auto Parts Network, Inc. to Report Second Quarter 2007 Financial Results on August 2, 2007

CARSON, Calif., July 19 /PRNewswire-FirstCall/ .- U.S. Auto Parts Network, Inc. (Nasdaq: PRTS) announced today that it will report financial results for the second quarter ended June 30, 2007, on Thursday, August 2, 2007, after the market close.

The Company will conduct a conference call with analysts and investors following the earnings release on Thursday, August 2, 2007, at 2:00 pm Pacific Time (5:00 pm Eastern Time). The conference call will be conducted by Mehran Nia, President and Chief Executive Officer, Howard Tong, Chief Operating Officer, and Michael McClane, Chief Financial Officer. The conference call will be broadcast live over the Internet and accessible through the Investor Relations section of the Company's website at http://www.usautoparts.net where the call will be archived for two weeks. To view the press release or the financial or other statistical information required by SEC Regulation G, please visit the Investor Relations section of the U.S. Auto Parts website at http://investor.usautoparts.net.

About U.S. Auto Parts Network, Inc.

Established in 1995, U.S. Auto Parts is a leading online provider of aftermarket auto parts, including body parts, engine parts, performance parts and accessories. Through the Company's network of websites, U.S. Auto Parts provides individual consumers with a comprehensive selection of approximately 550,000 competitively priced products that are mapped by a proprietary product database to over 4.3 million product applications based on vehicle makes, models and years. U.S. Auto Parts' flagship websites are located at http://www.partstrain.com and http://www.autopartswarehouse.com and the Company's corporate website is located at http://www.usautoparts.net.

    Investor Contacts:
    Anne Rakunas / Laura Foster
    ICR, Inc.
    (310) 954-1100
    anne.rakunas@icrinc.com
    laura.foster@icrinc.com

    Media Contacts:
    Stephanie Sampiere / Matt Lindberg
    ICR, Inc.
    (203) 682-8200
    stephanie.sampiere@icrinc.com
    matthew.lindberg@icrinc.com

SOURCE U.S. Auto Parts Network, Inc.

Released July 19, 2007