1 EXHIBIT 12.1 TENNECO AUTOMOTIVE INC. AND CONSOLIDATED SUBSIDIARIES COMBINED WITH 50% OWNED UNCONSOLIDATED SUBSIDIARIES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES (DOLLARS IN MILLIONS) (UNAUDITED) NINE MONTHS ENDED SEPTEMBER 30, --------------- 1999 1998 ----- ----- Income from continuing operations........................... $ 80 $ 169 Add: Interest.................................................. 58 49 Portion of rentals representative of interest factor...... 8 7 Preferred stock dividend requirements of majority-owned subsidiaries........................................... 20 22 Income tax expense (benefit) and other taxes on income.... 60 48 Amortization of interest capitalized...................... -- -- Undistributed (earnings) losses of affiliated companies in which less than a 50% voting interest is owned......... -- -- ----- ----- Earnings as defined............................... $ 226 $ 295 ===== ===== Interest.................................................... $ 58 $ 49 Interest capitalized........................................ -- -- Portion of rentals representative of interest factor........ 8 7 Preferred stock dividend requirements of majority-owned subsidiaries on a pre-tax basis........................... 32 36 ----- ----- Fixed charges as defined.......................... $ 98 $ 92 ===== ===== Ratio of earnings to fixed charges.......................... 2.31 3.21 ===== =====