Press Releases

Tenneco Fourth Quarter And Full Year 2005 Earnings News Release And Conference Call Notice

January 4, 2006

LAKE FOREST, ILLINOIS, JANUARY 4, 2006 - Tenneco (NYSE: TEN) plans to issue its fourth quarter and full year 2005 earnings news release before the market opens on Thursday, January 26, 2006 and hold a conference call the same day at 10:30 a.m. EDT. 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 Thursday, January 26, 2006. The news release will be sent by email and fax to the Tenneco investor distribution list and will be available on First Call, PRNewswire and the Tenneco web site.
Conference Call: Thursday, January 26, 2006  The conference call will be hosted by Mark Frissora, chairman and CEO and Ken Trammell, senior vice president and chief financial officer.
Time: 10:30 a.m. Eastern time 9:30 a.m. Central time
Phone Numbers: 888-790-1408 (domestic)
(1) 773-756-0157 (international)
Pass Code: TENNECO
Conference Leader: Leslie Hunziker
Call Playback: Available one hour following completion of the call on Thursday, January 26, 2006 through February 26, 2006. Call 866-356-3371 (domestic) or 203-369-0098 (international).
Web Site Broadcast: www.tenneco.com
For a "listen only" broadcast, go to the company's website and select the "live web cast" link. 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 call will also be available on the Tenneco web site through February 26, 2006.Accompanying slides will be available on the financial section of the Tenneco website at www.tenneco.com.

Tenneco is a $4.2 billion manufacturing company with headquarters in Lake Forest, Illinois and approximately 18,400 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 original equipment market and the aftermarket. Tenneco markets its products principally under the Monroe®, Walker®, Gillet® and Clevite® Elastomer brand names. Among its products are Sensa-Trac® and Monroe Reflex® shocks and struts, Rancho® shock absorbers, Walker® Quiet-Flow® mufflers, Dynomax® performance exhaust products, and Clevite® Elastomer noise, vibration and harshness control components.


CONTACT:
Tenneco Media Relations
Jane Ostrander
(1) 847 482 5607
jostrander@tenneco.com

Tenneco Investor Relations
Leslie Hunziker
(1) 847 482 5042
lhunziker@tenneco.com

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