Press Releases

Tenneco Automotive To Webcast Annual Meeting May 10

May 6, 2005

LAKE FOREST, ILLINOIS, MAY 6, 2005 - Tenneco Automotive (NYSE: TEN), a global supplier of automotive parts, will hold its annual meeting of stockholders on Tuesday, May 10, 2005, at 10:00 a.m. CT at its corporate headquarters, located at 500 North Field Drive, in Lake Forest, IL. Holders of common stock of record at the close of business on March 15, 2005, will be entitled to vote at the meeting or by proxy on the items of business as set forth in the proxy statement dated April 1, 2005.

In addition to the formal business matters, Mark P. Frissora, Tenneco Automotive's chairman and chief executive officer, will review financial results and achievements for the year ended December 31, 2004, and the first quarter of 2005. He will also address the company's strategic priorities for the remainder of 2005.

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

Tenneco Automotive is a $4.2 billion manufacturing company with headquarters in Lake Forest, Illinois and approximately 18,400 employees worldwide. Tenneco Automotive is one of the world's largest producers and marketers of ride control and exhaust systems and products, , which are sold under the Monroe® and Walker® global brand names. Among its products are Sensa-Trac® and Monroe Reflex® shocks and struts, Rancho® shock absorbers, Walker® Quiet-Flow® mufflers and Dynomax® performance exhaust products, and Monroe® Clevite® vibration control components.

Tenneco Automotive, Media Relations
Jane Ostrander
(1) 847 482 5607

Tenneco Automotive, Investor Relations
Leslie Hunziker,