O'Reilly Automotive Inc. Board of Directors Adopts Corporate Governance Principles and Code of Conduct and Ethics

    SPRINGFIELD, Mo.--May 7, 2003--The Board of Directors of O'Reilly Automotive, Inc. (the "Company") , has adopted the O'Reilly Automotive Corporate Governance Principles and Code of Business Conduct and Ethics, in compliance with the requirements of the Sarbanes-Oxley Act of 2002 and Nasdaq Listing Standards Rule 4200. Both documents will be posted to the Company's web site, www.oreillyauto.com and can be viewed by choosing "Corporate Governance."
    The Company will also post a listing of the Board of Directors, Executive Officers and the Company's Independent Auditors to its web site. The Company plans to add two additional independent directors to the Board of Directors to comply with the Sarbanes-Oxley Act of 2002, bringing the board composition to five independent directors and four internal directors.

    O'Reilly Automotive is one of the largest specialty retailers of automotive aftermarket parts, tools, supplies, equipment and accessories in the United States, serving both the do-it-yourself and professional installer markets. Founded in 1957 by the O'Reilly family, the Company operated 1,011 stores within the states of Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Mississippi, Missouri, Nebraska, North Carolina, Oklahoma, Tennessee and Texas as of March 31, 2003.