Springfield, MO, February 25, 2004 — O’Reilly Automotive, Inc. (“O’Reilly” or “the Company”) (Nasdaq: ORLY) today announced record revenues and earnings for the fourth quarter and year ended December 31, 2003, representing 11 consecutive years of record revenues and earnings and positive comparable store product sales increases for O’Reilly since becoming a public company in April 1993.