U.S. Auto Parts Network, Inc. to Report Fourth Quarter and Year End 2006 Financial Results on March 19, 2007

CARSON, Calif., March 8 -- U.S. Auto Parts Network, Inc. will report its financial results for the fourth quarter and fiscal year ended December 31, 2006, on Monday, March 19, 2007, after the market close. The Company will conduct a conference call with analysts and investors following the earnings release on Monday, March 19, 2007 at 1:45 pm Pacific Time (4:45 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.

To listen to the call from the U.S., dial 1-800-811-7286; internationally, dial 1-913-981-4902. A replay of the call will be available until Monday, April 2, 2007, 11:59 p.m. ET. To access the replay from the U.S., dial 1-888-203-1112 and enter passcode 9010684. From outside the U.S., dial 1-719-457-0820 and enter passcode 9010684. The call will also be broadcast live over the Internet and accessible through the Investor Relations section of the Company's website at 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 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 which 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 www.partstrain.com and www.autopartswarehouse.com and the Company's corporate website is located at www.usautoparts.net.