U.S. Auto Parts Network, Inc. Appoints Robert J. Majteles as Chairman of the Board of Directors

CARSON, Calif., April 2 -- U.S. Auto Parts Network, Inc. , a leading online provider of aftermarket auto parts and accessories, today announced it has appointed Robert J. Majteles to serve as the Chairman of the Board of the Company's Board of Directors.

"I am looking forward to working closely with Rob as we continue to build U.S. Auto Parts," said Mehran Nia, President and Chief Executive Officer. "We are growing rapidly and I am excited to have Rob's help in ensuring that we grow in a manner that provides sustainable, long-term benefit to all of our stockholders."

"I have known Rob for many years," said Frederic W. Harman of Oak Investment Partners, the Company's largest institutional investor. "Although he just joined the Company's Board of Directors prior to our initial public offering, I am confident Rob will be a tremendous asset to U.S. Auto Parts and its leadership team as we continue to build the Company. We anticipate that Rob's operating experience as a former chief executive officer of several companies and his experience as an investor, as well as an active board member in a number of privately-held and publicly-traded companies will be invaluable to the Company."

Mr. Majteles is the founder of Treehouse Capital, LLC, an investment firm. Through Treehouse, Mr. Majteles joins the boards of his portfolio companies and becomes an active board member, typically embracing and extending the management teams of those companies as they work to create world-class returns for their shareholders. Prior to launching Treehouse, Mr. Majteles was a successful chief executive officer of three different technology companies, and was an investment banker and a mergers and acquisitions attorney. In addition to leading Treehouse, Mr. Majteles is a Lecturer at the Haas School of Business, University of California, Berkeley and at Stanford Law School, Stanford University.

"I am honored to serve as the Chairman of the Board of U.S. Auto Parts," said Robert J. Majteles. "U.S. Auto Parts has a strong management team and is well positioned as an online industry leader in the auto parts market. I look forward to working closely with the Company's executive team and Board of Directors."

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.