FOR IMMEDIATE RELEASE

For further information contact:                            David O'Reilly
                                                            James R. Batten
                                                            (417) 862-3333
________________________________________________________________________________

O'REILLY AUTOMOTIVE REPORTS RECORD SALES AND EARNINGS FOR THE THIRD QUARTER AND
                         COMPARABLE STORE SALES OF 8.3%
________________________________________________________________________________

Springfield,  MO, October 28, 2003 -- O'Reilly  Automotive,  Inc. ("O'Reilly" or
"the Company")  (Nasdaq:  ORLY) today announced record revenues and earnings for
the third  quarter of 2003,  representing  40  quarters of record  revenues  and
earnings for O'Reilly since becoming a public company in April 1993.

Net income  for the third  quarter  ended  September  30,  2003,  totaled  $29.5
million,  up 22.6%  from  $24.1  million  for the same  period in 2002.  Diluted
earnings per common share for the third quarter of 2003 increased 20.0% to $0.54
on 54.9 million  shares  compared to $0.45 for the third quarter of 2002 on 53.7
million  shares.  Product sales for the third quarter ended  September 30, 2003,
totaled $412.2 million,  up 14.6% from $359.6 million for the same period a year
ago.  Gross profit for the third quarter of 2003 increased to $175.7 million (or
42.6% of product  sales) from $152.2 million (or 42.3% of product sales) for the
third quarter of 2002, representing an increase of 15.4%.

Net income for the first nine months of 2003  totaled  $76.2  million,  up 20.4%
from $63.3 million for the same period a year ago.  Diluted  earnings per common
share for the first nine months of 2003 increased 18.6% to $1.40 on 54.3 million
shares  versus $1.18 a year ago on 53.7 million  shares.  Product  sales for the
first nine months of 2003 totaled $1.14 billion, up 14.7% from $998.2 million in
the first nine  months of the  previous  year.  Gross  profit for the first nine
months of 2003  increased  to $482.3  million  (or 42.1% of product  sales) from
$422.4  million  (or 42.3% of product  sales) for the first nine months of 2002,
representing an increase of 14.2%.

Comparable  store product sales for stores open at least one year increased 8.3%
and 7.2% for the third quarter and first nine months of 2003, respectively.

"The hard work and dedication of Team O'Reilly can be seen in yet another record
breaking  quarter,"  stated  David  O'Reilly,  co-chairman  and chief  executive
officer.  "An operating margin of 11.7%, net margin of 7.2% and comparable store
sales of 8.3%  highlighted this quarter's  results.  Our positive free cash flow
has allowed us to reduce our  outstanding  indebtedness by more than $80 million
this year.  We are also excited to have  expanded  into  Virginia  this quarter,
bringing our presence to 18 contiguous states."

The Company will host a conference  call  Wednesday,  October 29, 2003, at 10:00
a.m.  central  time to discuss its results as well as future  expectations.  The
call will be  available  by web cast at  www.oreillyauto.com,  www.vcall.com  or
www.streetevents.com.  Investors may listen to the  conference  call live on the
Company web site, www.oreillyauto.com, by clicking "News". A replay will also be
available on the web site shortly after the call.



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 1,074 stores within
the states of Alabama,  Arkansas,  Florida,  Georgia,  Illinois,  Indiana, Iowa,
Kansas, Kentucky,  Louisiana,  Mississippi,  Missouri, Nebraska, North Carolina,
Oklahoma, Tennessee, Texas and Virginia as of September 30, 2003.

The  Company  claims  the  protection  of the  safe-harbor  for  forward-looking
statements  contained in the Private  Securities  Litigation Reform Act of 1995.
These statements discuss, among other things, expected growth, store development
and  expansion  strategy,  business  strategies,   future  revenues  and  future
performance.   These   forward-looking   statements   are  based  on  estimates,
projections, beliefs and assumptions and are not guarantees of future events and
results.  Such statements are subject to risks,  uncertainties  and assumptions,
including, but not limited to, competition,  product demand, the market for auto
parts,  the economy in general,  inflation,  consumer debt levels,  governmental
approvals and regulations,  our ability to hire and retain qualified  employees,
risks associated with the integration of acquired businesses, weather, terrorist
activities, war and the threat of war. Actual results may materially differ from
anticipated results described in these forward-looking statements.  Please refer
to the Risk  Factors  sections  of the  Company's  Form 10-K for the year  ended
December 31, 2002, for more details.




                   O'REILLY AUTOMOTIVE, INC. AND SUBSIDIARIES
                      CONDENSED CONSOLIDATED BALANCE SHEETS


                                                September 30,      December 31,
                                                   2003                 2002
                                              ---------------    ---------------
                                                (Unaudited)          (Note)
                                                       (In thousands)
                                                             
Assets
Current assets:
   Cash                                         $     33,045       $     29,333
   Accounts receivable, net                           55,870             45,421
   Amounts receivable from vendors                    51,715             42,918
   Inventory                                         538,463            504,098
   Deferred income taxes                               5,514              5,040
   Other current assets                                4,719              4,235
                                              ---------------    ---------------
         Total current assets                        689,326            631,045

Property and equipment, at cost                      589,309            491,523
Accumulated depreciation and amortization            167,071            137,922
                                              ---------------    ---------------
         Net property and equipment                  422,238            353,601

Notes receivable                                       1,793              1,880
Other assets                                          27,260             22,893
                                              ---------------    ---------------
Total assets                                    $  1,140,617       $  1,009,419
                                              ===============    ===============

Liabilities and shareholders' equity
Current liabilities:
   Income taxes payable                         $     23,950       $      9,798
   Accounts payable                                  154,767             85,370
   Accrued payroll                                    15,327             15,257
   Accrued benefits and withholdings                  28,881             19,165
   Other current liabilities                          25,701             17,150
   Current portion of long-term debt                     407                682
                                              ---------------    ---------------
          Total current liabilities                  249,033            147,422

Long-term debt, less current portion                 110,216            190,470
Deferred income taxes                                 25,237             15,939
Other liabilities                                      7,133              5,064

Shareholders' equity:
   Common stock, $0.01 par value:
      Authorized shares - 90,000,000
      Issued and outstanding shares -
       54,279,497 at September 30, 2003,
       and 53,371,242 at December 31, 2002               543                534
   Additional paid-in capital                        291,310            269,030
   Retained earnings                                 457,145            380,960
                                              ---------------    ---------------
Total shareholders' equity                           748,998            650,524
                                              ---------------    ---------------
Total liabilities and shareholders' equity      $  1,140,617       $  1,009,419
                                              ===============    ===============




Note:  The balance sheet at December 31, 2002, has been derived from the audited
financial  statements at that date, but does not include all of the  information
and footnotes required by accounting principles generally accepted in the United
States.





                   O'REILLY AUTOMOTIVE, INC. AND SUBSIDIARIES
                   CONDENSED CONSOLIDATED STATEMENTS OF INCOME
                                   (Unaudited)


                                                                           Three Months Ended          Nine Months Ended
                                                                              September 30,              September 30,
                                                                      --------------------------  --------------------------
                                                                            2003         2002          2003        2002
                                                                      ------------  ------------  ------------  ------------
                                                                                 (In thousands, except per share data)
                                                                                                    
Product sales                                                         $   412,182   $   359,579   $ 1,144,769   $   998,249

Cost of goods sold, including warehouse and distribution expenses         236,529       207,383       662,457       575,839
                                                                      ------------  ------------  ------------  ------------
Gross profit                                                              175,653       152,196       482,312       422,410
Operating, selling, general and administrative expenses                   127,291       111,473       355,883       315,280
                                                                      ------------  ------------  ------------  ------------
Operating income                                                           48,362        40,723       126,429       107,130
Other expense, net                                                         (1,179)       (1,972)       (4,594)       (5,370)
                                                                      ------------  ------------  ------------  ------------
Income before income taxes                                                 47,183        38,751       121,835       101,760

Provision for income taxes                                                 17,650        14,655        45,650        38,475
                                                                      ------------  ------------  ------------  ------------
Net income                                                            $    29,533   $    24,096   $    76,185   $    63,285
                                                                      ============  ============  ============  ============
Net income per common share                                           $      0.55   $      0.45   $      1.42   $      1.19
                                                                      ============  ============  ============  ============
Net income per common share - assuming dilution                       $      0.54   $      0.45   $      1.40   $      1.18
                                                                      ============  ============  ============  ============
Weighted-average common shares outstanding                                 54,090        53,187        53,711        53,044
                                                                      ============  ============  ============  ============
Adjusted weighted-average common shares
      outstanding - assuming dilution                                      54,864        53,715        54,282        53,675
                                                                      ============  ============  ============  ============




                   O'REILLY AUTOMOTIVE, INC. AND SUBSIDIARIES
                         SELECTED FINANCIAL INFORMATION
                                   (Unaudited)


                                                              September 30,
                                                       -------------------------
                                                           2003          2002
                                                       -----------   -----------
                                                                
Inventory turnover (1)                                       1.64          1.65
Inventory turnover, net of payables (2)                      2.16          1.97

AP to Inventory (3)                                          28.7%         18.9%
Debt-to-capital (4)                                          12.9%         20.4%
Return on equity (5)                                         13.8%         13.6%
Return on assets (6)                                          9.0%          9.1%

Square footage (in thousands)                               6,989         6,150

Store count:
  New stores, net                                              33            29
  Total stores                                              1,074           958

Total employment                                           15,660        14,420


                                                           Three Months Ended
                                                              September 30,
                                                       -------------------------
                                                           2003          2002
                                                       -----------   -----------
  Capital Expenditures                                 $   32,448    $   27,266
  Depreciation & Amortization                          $   10,651    $    9,691
  Interest Expense                                     $    1,546    $    2,402
  Lease & Rental Expense                               $    8,559    $    8,027

Sales per weighted-average
  square foot (7)                                      $    57.63    $    56.71

Sales per weighted-average store
  (in thousands) (8)                                   $      380    $      369




(1)  Calculated  as cost of sales  for the last 12  months  divided  by  average
     inventory.  Average inventory is calculated as the average of beginning and
     ending inventory for the same period used in determining the numerator.

(2)  Calculated  as cost of sales  divided by average  inventory  less  accounts
     payable.  Average  inventory is  calculated as the average of beginning and
     ending inventory for the same period used in determining the numerator.

(3)  Accounts payable divided by inventory.

(4)  The sum of long-term debt and current portion of long-term debt, divided by
     the sum of long-term  debt,  current  portion of  long-term  debt and total
     shareholders' equity.

(5)  Last 12 months net income divided by average shareholders' equity.  Average
     shareholders'  equity  is  calculated  by  taking a simple  average  of the
     beginning  and  ending  shareholders'  equity for the same  period  used in
     determining the numerator.

(6)  Last 12 months net income  divided by average total  assets.  Average total
     assets is calculated by taking a simple average of the beginning and ending
     total assets for the same period used in determining the numerator.

(7)  Total sales less jobber  sales,  divided by  weighted-average  square feet.
     Weighted-average  sales  per  square  foot  is  weighted  to  consider  the
     approximate dates of store openings or expansions.

(8)  Total  sales  less  jobber  sales,  divided  by  weighted-average   stores.
     Weighted-average  sales per store is weighted to consider  the  approximate
     dates of store openings or expansions.







                   O'REILLY AUTOMOTIVE, INC. AND SUBSIDIARIES
             RECONCILIATION OF FREE CASH FLOW TO OPERATING CASH FLOW
                                   (Unaudited)


                                                     Three Months Ended         Nine Months Ended
                                                        September 30,               September 30,
                                                 ------------------------    ------------------------
                                                    2003          2002          2003          2002
                                                 ----------    ----------    ----------    ----------
                                                                     (In thousands)
                                                                               
Net cash provided by operating activities        $   59,164    $   44,305    $  172,119    $  105,124

Capital expenditures                                 32,448        27,266       100,047        72,610
                                                 ----------    ----------    ----------    ----------
Free cash flow                                   $   26,716    $   17,039    $   72,072    $   32,514
                                                 ==========    ==========    ==========    ==========