1. Second Quarter Earnings Release, FY 2009
1

2. Forward-Looking Statements
Certain statements contained in this presentation are forward-looking statements. Forward-looking
statements typically use words such as “believe,” “anticipate,” “should,” “intend,” “plan,” “will,” “expect,”
“estimate,” “project,” “positioned,” “strategy,” and similar expressions. These are based on assumptions
and assessments made by our management in light of experience and perception of historical trends,
current conditions, expected future developments and other factors that we believe to be appropriate.
These forward-looking statements are subject to a number of risks and uncertainties, including without
limitation: competition; product demand; the economy; credit markets; the ability to hire and retain qualified
employees; consumer debt levels; inflation; weather; raw material costs of our suppliers; energy prices;
war and the prospect of war, including terrorist activity; availability of consumer transportation; construction
delays; access to available and feasible financing; and changes in laws or regulations. Forward-looking
statements are not guarantees of future performance and actual results; developments and business
decisions may differ from those contemplated by such forward-looking statements, and such events could
materially and adversely affect our business. Forward-looking statements speak only as of the date made.
Except as required by applicable law, we undertake no obligation to update publicly any forward-looking
statements, whether as a result of new information, future events or otherwise. Actual results may
materially differ from anticipated results. Please refer to the Risk Factors section of AutoZone’s Form 10-K
for the fiscal year ended August 30, 2008 for more information related to those risks. In addition to the
financial statements presented in accordance with Generally Accepted Accounting Principles, AutoZone
has provided metrics in this presentation that are not calculated in accordance with GAAP. For a
reconciliation of these metrics, please see AutoZone’s press release in the Investor Relations section at
www.autozoneinc.com.
2
Copyright 2005, All Rights Reserved

3. Second Quarter Fiscal 2009
Conference Call
March 3, 2009
3

4. The AutoZone Pledge -
AutoZoners always put customers first!
We know our parts and products.
Our stores look great!
We’ve got the best merchandise at the right price.
4

5. Second Quarter FY 2009 P&L
12 Weeks Ended 12 Weeks Ended
B(+)/W(-)
2/14/2009 2/9/2008
$ Millions
Net Sales $ 1,448 $ 1,339 + 8%
Gross Margin 49.7% 49.9% - 18 bps
Operating Expense Ratio 34.9% 35.2% + 31 bps
Operating Profit (EBIT) $ 215 $ 197 + 9%
Operating (EBIT) Margin 14.8% 14.7% + 13 bps
Interest $ 31.9 $ 28.6 - 12%
Tax Rate 36.6% 36.6%
Net Income $ 116 $ 107 + 9%
Diluted Shares 57.2 63.7 + 10%
Diluted EPS $ 2.03 $ 1.67 + 21%
5
Copyright 2005, All Rights Reserved

6. Second Quarter YTD FY 2009 P&L
24 Weeks Ended 24 Weeks Ended
B(+)/W(-)
2/14/2009 2/9/2008
$ Millions
Net Sales $ 2,926 $ 2,795 + 5%
Gross Margin 49.9% 49.9% + 3 bps
Operating Expense Ratio 34.4% 34.3% - 7 bps
Operating Profit (EBIT) $ 453 $ 434 + 4%
Operating (EBIT) Margin 15.5% 15.5% - 5 bps
Interest $ 63.1 $ 56.7 - 11%
Tax Rate 36.6% 36.6%
Net Income $ 247 $ 239 + 3%
Diluted Shares 58.0 64.6 + 10%
Diluted EPS $ 4.26 $ 3.70 + 15%
6
Copyright 2005, All Rights Reserved

7. Growth Priorities
U.S. Retail (DIY)
Commercial (DIFM)
Mexico
7

8. New Store Highlights
Total
2nd Store
Quarter Count
New 20
Replaced 0
Closed 1
Ending Domestic AutoZone Stores: 4,141
Dom estic square footage (000's) 26,573
Dom estic square footage per store 6,417
Ending Mexico Stores 8 158
Ending Total Store Count 4,299
8
Copyright 2005, All Rights Reserved

9. Growth Priorities
U.S. Retail (DIY)
Commercial (DIFM)
Mexico
9

10. Q2 Commercial Highlights
# of
Commercial
Programs
Domestic AutoZone Stores:
New 2,252
1%
% increase in programs vs. LY
2nd
Quarter
Domestic Commercial Sales: $162.7
($ millions)
4.3%
% increase in sales
10
Copyright 2005, All Rights Reserved

11. Growth Priorities
U.S. Retail (DIY)
Commercial (DIFM)
Mexico
11

12. Q2 FY 2009 Total Cash Flow
12 weeks 12 weeks 24 weeks 24 weeks
ended ended ended ended
$ Millions 2/14/2009 2/9/2008 2/14/2009 2/9/2008
Net increase (decrease) in $ 22 $ 14 $ (134) $ 7
cash and cash equivalents
Subtract increase/(decrease) in debt 423 (66) 441 159
Subtract share repurchases (375) - (647) (350)
Cash flow before share $ (25) $ 80 $ 72 $ 197
repurchases & changes in debt
Ending debt $ 2,691 $ 2,095 $ 2,691 $ 2,095
12
Copyright 2005, All Rights Reserved

13. Balance Sheet Highlights
$ Millions 2/14/2009 2/9/2008 H/(L)
Inventory $ 2,190 $ 2,068 + 6%
Pay-on-scan inventory $ 5 $ 11 - 54%
Total inventory $ 2,195 $ 2,079 + 6%
Inventory/store $ 0.511 $ 0.504 + 1%
Inventory, net of payables $ 215 $ 226 - 4%
Inv., net of payables/store $ 0.050 $ 0.055 - 8%
Inventory turns 1.6x 1.6x
Working capital $ 112 $ 31
Net fixed assets $ 2,267 $ 2,204 + 3%
Debt $ 2,691 $ 2,095 + 28%
Equity $ (187) $ 282 - 166%
13
Copyright 2005, All Rights Reserved

14. Strong Financial Disciplines
Continued EPS growth
Grow Retail Sales
Refinement of Parts Coverage
Deploy inventory more effectively across network with specific emphasis
on utilizing Hub network more effectively
Invest in AutoZoner training and retention
Make sure our stores look great
Make sure we put our customers first in everything we do
Customer service will continue to be our key point of differentiation
Grow Commercial Sales
Only 12% of domestic sales & 1.3% market share today
Continue focus on building best-in-class B2B selling organization
Focused on profitable growth
Prudently paced growth in Mexico
Relentless focus on managing costs
14
Copyright 2005, All Rights Reserved

15. 15