SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): AUGUST 18, 2003 TENNECO AUTOMOTIVE INC. (Exact Name of Registrant as Specified in Charter) DELAWARE 1-12387 76-0515284 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification No.) 500 NORTH FIELD DRIVE, LAKE FOREST, ILLINOIS 60045 (Address of Principal Executive Offices) (Zip Code) Registrant's telephone number, including area code: (847) 482-5000 ITEM 5. OTHER EVENTS AND REGULATION FD DISCLOSURE. On August 18, 2003, the Company issued a press release announcing that DaimlerChrysler AG has chosen the Company as a supplier of advanced emission control systems. This press release, filed as Exhibit 99.1 to this Current Report on Form 8-K, is incorporated herein by this reference. ITEM 7. FINANCIAL STATEMENTS AND EXHIBITS. Exhibit No. Description ----------- ----------- 99.1 Press release dated August 18, 2003 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized. TENNECO AUTOMOTIVE INC. Date: August 18, 2003 By: /s/ KENNETH R. TRAMMELL --------------------------------- KENNETH R. TRAMMELL Vice President and Controller EXHIBIT INDEX Exhibit Number Description ------- ----------- 99.1 Press Release dated August 18, 2003