Exhibit 12.1

TENNECO INC. AND CONSOLIDATED SUBSIDIARIES

COMBINED WITH 50% OWNED UNCONSOLIDATED SUBSIDIARIES

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES

	Nine Months Ended September 30,
			Years Ended December 31,
	2014		2013		2012		2011		2010		2009
			(Dollars in Millions)
Net Income (loss) attributable to Tenneco Inc. Add:	$	205	$	183	$	275	$	157	$	39	$	(73	)
Interest expense		58		80		105		108		149		133
Portion of rentals representative of the interest factor		16		19		18		17		15		14
Income tax expense and other taxes on income		117		122		19		88		69		13
Noncontrolling interests		29		39		29		26		24		19
Amortization of interest capitalized		3		4		4		4		4		4
Undistributed (earnings) losses of affiliated companies in which less than a 50% voting interest is owned		—		—		1		—		—		2
Earnings as defined	$	428	$	447	$	451	$	400	$	300	$	112
Interest expense	$	58	$	80	$	105	$	108	$	149	$	133
Interest capitalized		3		4		4		4		4		4
Portion of rentals representative of the interest factor		16		19		18		17		15		14
Fixed charges as defined	$	77	$	103	$	127	$	129	$	168	$	151
Ratio of earnings to fixed charges		5.56		4.34		3.55		3.10		1.79		—

NOTE: Earnings were inadequate to cover fixed charges by $39 million for the year ended December 31, 2009.