Dorman Products, Inc. — Director's Dealing 2013

May 14, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Dorman Products, Inc. (DORM)
CIK: 0000868780
Period of Report: 2013-05-10

Reporting Person: KEALEY MICHAEL (SVP, Product)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-05-10	Common Stock	M	8000	$5.67	Acquired	10000	Direct
2013-05-10	Common Stock	M	2000	$6.90	Acquired	12000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-05-10	Employee Stock Option (right to buy)	$5.67	M	8000	Disposed	2018-12-12	Common Stock (8000)	Direct
2013-05-10	Employee Stock Option (right to buy)	$6.90	M	2000	Disposed	2017-12-14	Common Stock (2000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	370	Indirect

Footnotes

F1: The shares are represented by units held in a unitized stock fund through the Issuer's 401(k) Retirement Plan and Trust. The unitized stock fund of the Issuer's 401(k) Retirement Plan and Trust consists of cash and Common Stock in amounts that vary from time to time. As of March 31, 2013, the reporting person had 239 units in the Issuer's 401(k) Retirement Plan and Trust, which units consisted of 370 shares of Common Stock.

F2: The option, representing a right to purchase a total of 20,000 shares, became exercisable in five equal annual installments beginning on December 12, 2009, which was the first anniversary of the date on which the option was granted.

F3: The option, representing a right to purchase a total of 40,000 shares, became exercisable in five equal annual installments beginning on December 14, 2008, which was the first anniversary of the date on which the option was granted.