Tenneco Automotive Inc. (ticker: TEN, exchange: New York Stock Exchange) News Release

April 11, 2011

Lake Forest, Illinois, April 11, 2011 – Tenneco Inc. (NYSE: TEN) plans to issue its first quarter 2011 earnings release before the market opens on Tuesday, May 3, 2011, and hold a conference call the same day at 9:00 a.m. ET. The purpose of the call is to discuss the company's results of operations for the last fiscal quarter, as well as other matters that may impact the company's outlook.
News Release: Before the market opens on Tuesday, May 3, 2011. The news release will be sent by email to the Tenneco investor distribution list and will be available on First Call, Business Wire and the Tenneco website.

Conference Call: Tuesday, May 3, 2011
The conference call will be hosted by Gregg Sherrill, chairman and chief executive officer; Hari Nair, chief operating officer; and Ken Trammell, executive vice president and chief financial officer.

Time: 9:00 a.m. Eastern time
8:00 a.m. Central time

Phone Numbers: 888-989-4405 (domestic)
517-308-9288 (international)

Pass Code: TENNECO

Conference Leader: Linae Golla

Call Playback: Available one hour following completion of the call on Tuesday, May 3, 2011, through June 3, 2011. Call 800-297-0781 (domestic) or 203-369-3239 (international).

Web Site Broadcast:

For a "listen only" broadcast, go to the company's website and select the "Financial/Investors" page. Please go to the website at least 15 minutes prior to the start of the call to register and download and install any necessary audio software. A replay of this webcast also will be available on the Tenneco website through June 3, 2011.

Accompanying slides will be available in the investor section of the Tenneco website at www.tenneco.com.
2011 Earnings Release Dates
Tenneco Inc. plans to hold its 2011 quarterly earnings conference calls at 9:00 a.m. ET on:
  • Friday, July 29, 2011 -  second quarter
  • Friday, October 28, 2011 -  third quarter
Tenneco is a $5.9 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 22,000 employees worldwide. Tenneco is one of the world's largest designers, manufacturers and marketers of emission control and ride control products and systems for the automotive and commercial vehicle original equipment markets and the aftermarket. Tenneco markets its products principally under the Monroe®, Walker®, Gillet™ and Clevite®Elastomer brand names.

Linae Golla
Investor inquiries
847 482-5162

Jane Ostrander
Media inquiries
847 482-5607