Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
BERETTA JOSEPH M
  2. Issuer Name and Ticker or Trading Symbol
Dorman Products, Inc. [DORM]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Co-President
(Last)
(First)
(Middle)
C/O DORMAN PRODUCTS, INC., 3400 WALNUT STREET
3. Date of Earliest Transaction (Month/Day/Year)
06/05/2009
(Street)

COLMAR, PA 18915
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 06/05/2009   M   2,500 A $ 8.01 2,500 (1) D  
Common Stock 06/05/2009   F   334 (2) D $ 14.2 2,166 (1) D  
Common Stock 11/18/2009   M   3,100 A $ 8.01 3,100 (3) D  
Common Stock 11/18/2009   F   458 (2) D $ 15.5 2,642 (3) D  
Common Stock 03/08/2010   M   3,500 A $ 8.01 3,500 (4) D  
Common Stock 03/08/2010   F   767 (2) D $ 19.25 2,733 (4) D  
Common Stock 05/26/2010   M   7,000 A $ 8.01 7,000 (5) D  
Common Stock 05/26/2010   F   1,681 (2) D $ 22.25 5,319 (5) D  
Common Stock 09/03/2010   S   1,500 D $ 24.93 3,819 (6) D  
Common Stock 09/03/2010   S   500 D $ 24.91 3,319 (6) D  
Common Stock 04/28/2012   F   1,349 (7) D $ 38.99 18,651 (8) D  
Common Stock 05/31/2012   M   37,476 (9) A $ 8.01 72,823 (10) D  
Common Stock 06/05/2012   M   88,848 (9) (11) A $ 4.01 (11) 161,671 (12) D  
Common Stock 06/05/2012   F   27,404 (2) (13) D $ 22.46 (13) 134,267 (12) D  
Common Stock 06/06/2012   S   3,000 (14) D $ 45 (15) 131,267 (16) D  
Common Stock 06/07/2012   S   3,700 (14) D $ 46.6 (17) 127,567 (18) D  
Common Stock 06/08/2012   S   7,672 (14) D $ 46.51 (19) 119,895 (20) D  
Common Stock 06/11/2012   S   4,400 (14) D $ 46.5 (21) 115,495 (22) D  
Common Stock 06/12/2012   S   13,490 (14) D $ 46.51 (19) 102,005 (23) D  
Common Stock 06/13/2012   S   2,400 (14) D $ 46.5 (21) 99,605 (24) D  
Common Stock 06/15/2012   S   100 (14) D $ 46.5 99,505 (25) D  
Common Stock 06/22/2012   S   4,000 (14) D $ 23.25 (26) 133,566 (27) D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Common Stock $ 8.01 06/05/2009   M     2,500   (28) 02/02/2014 Common Stock 2,500 $ 0 97,500 (1) D  
Common Stock $ 8.01 11/18/2009   M     3,100   (28) 02/02/2014 Common Stock 3,100 $ 0 94,400 (3) D  
Common Stock $ 8.01 05/26/2010   M     7,000   (28) 02/02/2014 Common Stock 7,000 $ 0 83,900 (5) D  
Common Stock $ 8.01 05/31/2012   M     37,476   (28) 02/02/2014 Common Stock 37,476 $ 0 44,424 (10) D  
Common Stock $ 4.01 (29) 06/05/2012   M     88,848 (9) (29)   (28) 02/02/2014 Common Stock 88,848 (29) $ 0 0 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
BERETTA JOSEPH M
C/O DORMAN PRODUCTS, INC.
3400 WALNUT STREET
COLMAR, PA 18915
      Co-President  

Signatures

 /s/Joseph M. Beretta   06/27/2012
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 5, 2009, without giving effect to subsequent transactions.
(2) These shares were withheld by the issuer upon the exercise of an employee stock option to satisfy Mr. Beretta's tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended.
(3) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on November 18, 2009, without giving effect to subsequent transactions.
(4) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on March 8, 2010, without giving effect to subsequent transactions.
(5) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on May 26, 2010, without giving effect to subsequent transactions.
(6) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on September 3, 2010, without giving effect to subsequent transactions.
(7) These shares were withheld by the issuer upon the vesting of a restricted stock award to satisfy Mr. Beretta's tax withholding obligations. Such withholding is treated as a disposition of securities under Section 16 of the Securities Exchange Act of 1934, as amended.
(8) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on April 28, 2012, without giving effect to subsequent transactions.
(9) This option was exercised pursuant to a Rule 10b5-1 Trading Plan adopted by Mr. Beretta on May 4, 2012.
(10) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on May 31, 2012, without giving effect to subsequent transactions.
(11) On May 15, 2012, Dorman Products, Inc. declared a stock dividend, payable on June 15, 2012 to all holders of record of common stock on June 1, 2012, of one share of Common Stock for each share of Common Stock outstanding. As a result of anti-dilution provisions in Dorman Products, Inc.'s stock option plan, an option to purchase 44,424 shares of Common Stock at an exercise price of $8.01 per share held by the reporting person was deemed to be adjusted as of June 1, 2012, the record date for the stock dividend, into an option to purchase 88,848 shares of Common Stock at an exercise price of $4.01 per share.
(12) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 5, 2012, without giving effect to subsequent transactions.
(13) Withheld shares and price have been adjusted to reflect the stock dividend payable as of June 1, 2012.
(14) The sales reported on this Form 4 by Mr. Beretta subsequent to May 4, 2012 were effected pursuant to a Rule 10b5-1 Trading plan adopted by Mr. Beretta on May 4, 2012.
(15) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.00 to $45.04. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
(16) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 6, 2012, without giving effect to subsequent transactions.
(17) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.50 to $46.68. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
(18) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 7, 2012, without giving effect to subsequent transactions.
(19) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.50 to $46.52. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
(20) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 8, 2012, without giving effect to subsequent transactions.
(21) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranaging from $46.50 to $46.51. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
(22) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 11, 2012, without giving effect to subsequent transactions.
(23) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 12, 2012, without giving effect to subsequent transactions.
(24) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 13, 2012, without giving effect to subsequent transactions.
(25) The amount reported in this column reflects the amount of securities beneficially owned following the reported transaction on June 15, 2012, without giving effect to subsequent transactions.
(26) The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.25 to $23.26. The reporting person undertakes to provide to Dorman Products, Inc., any security holder of Dorman Products, Inc. or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote
(27) On June 15, 2012, Dorman Products, Inc. paid a stock dividend to all Common Stock holders of record on June 1, 2012 of one share of Common Stock for each share of Common Stock outstanding, resulting in the reporting person's ownership of additional shares of Common Stock. Share amounts have been adjusted to reflect the dividend paid on June 15, 2012
(28) The option, representing a right to purchase a total of 100,000 shares, became exercisable in five equal annual installments beginning on February 2, 2005.
(29) This option was previously reported as an option to purchase the balance of 44,424 shares of Common Stock at an exercise price of $8.01 per share (see transaction reported on prior row), but was deemed adjusted as of June 1, 2012 to reflect the stock dividend declared by Dorman Products, Inc. on May 15, 2012.
 
Remarks:
The filing of this Statement shall not be construed as an admission (a) that the person filing this Statement is, for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the beneficial owner of any equity securities covered by this Statement, or (b) that this Statement is legally required to be filed by such person.

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