NEWS RELEASE		800 Gessner • Suite 500 • Houston, TX 77024
AT GROUP 1:	President and CEO		Earl J. Hesterberg	(713) 647-5700
	Senior Vice President and CFO		John C. Rickel	(713) 647-5700
	Manager, Investor Relations		Kim Paper Canning	(713) 647-5700
AT Fleishman-Hillard:	Investors		John Roper	(713) 513-9505
AT Pierpont Communications:	Media		Clint L. Woods	(713) 627-2223

FOR IMMEDIATE RELEASE
FRIDAY, JULY 11, 2008

GROUP 1 AUTOMOTIVE SCHEDULES 2008 SECOND-QUARTER
EARNINGS RELEASE AND CONFERENCE CALL

HOUSTON, July 11, 2008 — Group 1 Automotive, Inc. (NYSE: GPI), a Fortune 500 automotive retailer, today announced that it will release financial results for the second quarter ended June 30, 2008, on Tuesday, July 29, before market open. Earl J. Hesterberg, Group 1’s president and chief executive officer, and the company’s senior management team will host a conference call to discuss the results later that morning at
10 a.m. EDT.

The conference call will be simulcast live on the Internet at www.group1auto.com through the Investor Relations section. A replay will be available for 30 days.

The conference call will also be available live by dialing in 10 minutes prior to the call at:

Domestic:	800-257-3401
International:	303-275-2170
A telephonic replay will be available following the call through Aug. 5, by dialing:
Domestic:	800-405-2236
International:	303-590-3000
Passcode:	11117356	#

About Group 1 Automotive Inc.
Group 1 owns and operates 105 automotive dealerships, 145 franchises, and 27 collision service centers in the United States and the United Kingdom that offer 32 brands of automobiles. Through its dealerships, the company sells new and used cars and light trucks; arranges related financing, vehicle service and insurance contracts; provides maintenance and repair services; and sells replacement parts.

Group 1 Automotive can be reached on the Internet at www.group1auto.com.