LAKE FOREST, ILLINOIS, MAY 3, 2006 – Tenneco Inc. (NYSE: TEN) will hold its annual meeting of stockholders on Tuesday, May 9, 2006 at 10:00 a.m. CDT. The meeting will be at the company’s corporate headquarters located at 500 North Field Drive, Lake Forest, Illinois. Holders of common stock of record at the close of business on March 14, 2006 will be entitled to vote at the meeting or by proxy on the items of business as set forth in the proxy statement dated March 27, 2006.

In addition to the formal business matters, Mark P. Frissora, Tenneco’s chairman, CEO and president, will review financial results and achievements for the year ended December 31, 2005. He will also address the company’s strategic priorities for the remainder of 2006.

To access Tenneco’s listen-only annual meeting webcast, go to the financial section of the company’s website, www.tenneco.com, at least 15 minutes prior to the meeting to register and download any necessary software. The webcast will include an audio transmission of the proceedings and slides used in the speaker presentation. Voting will not be available electronically through the webcast.

Tenneco is a $4.4 billion manufacturing company with headquarters in Lake Forest, Illinois and approximately 19,000 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 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