N@N

HANNOVER, Germany--([ BUSINESS WIRE ])--Tenneco Inc. (NYSE:TEN) is showcasing its full suite of emission control technologies for the commercial vehicle market at this yearas IAA Commercial Vehicles 2012, September 20 a" 27, in Hannover, Germany, Hall 16, Stand C11.

"As we are showing at this yearas IAA, Tenneco is uniquely positioned to deliver emission control solutions for any engine size, powertrain strategy or operating environment."

Tenneco continues to grow its commercial vehicle business with leading technologies and outstanding global engineering and manufacturing capabilities. The companyas advanced design and application engineers leverage technology expertise developed in the companyas global research and development network to meet local market needs, driven by emissions regulations, product configurations, industrialization, infrastructure and cost. In addition to advanced technologies to meet stringent Euro VI and Tier 4 final emissions regulations in Europe and North America, Tenneco has developed innovative, cost-effective exhaust aftertreatment solutions for emerging markets.

aCommercial vehicle customers operating in diverse markets require a series of alternative exhaust aftertreatment strategies to address technical challenges linked to fuel quality, climate and duty cycles,a said Tim Jackson, Tennecoas executive vice president, technology, strategy and business development. aAs we are showing at this yearas IAA, Tenneco is uniquely positioned to deliver emission control solutions for any engine size, powertrain strategy or operating environment.a

Among the emission control technologies on display at this yearas show are:

• Euro V and Euro VI aftertreatment systems for trucks and buses;
• EU Stage 4/US Tier 4f aftertreatment systems for non-road applications;
• XNOxa" airless liquid urea SCR system, combining dosing, injection, controls and exhaust system integration;
• XNOxa" air-assisted liquid urea SCR system for emerging markets
• T.R.U.E.-Clean thermal management for diesel particulate filter regeneration;
• Modular air gap insulated manifold, a flexible modular manifold system for commercial vehicle engines.

Tenneco is serving a growing list of commercial vehicle and engine manufacturers for both on-road and off-road applications. Among its customers are Caterpillar, John Deere, Deutz, MAN, Daimler Trucks, MWM, Navistar, China National Heavy-Duty Truck Co., Shanghai Diesel Engine Co., Tata Motors and others.

About Tenneco

Tenneco is a $7.2 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 24,000 employees worldwide. Tenneco is one of the worldas largest designers, manufacturers and marketers of emission control and ride control products and systems for the automotive and commercial vehicle original equipment markets and the aftermarket. Tenneco markets its products principally under the Monroe, Walker and Clevite Elastomer brand names.

This press release contains forward-looking statements. Words such as aanticipate,a aexpects,a "will", "continue" and similar expressions identify forward-looking statements. These forward-looking statements are based on the current expectations of the company (including its subsidiaries). Because these forward-looking statements involve risks and uncertainties, the company's plans, actions and actual results could differ materially. Among the factors that could cause these plans, actions and results to differ materially from current expectations are: (i) changes in automotive or commercial vehicle manufacturers' production rates and their actual and forecasted requirements for the company's products, including the company's resultant inability to realize the sales represented by its awarded book of business; (ii) changes in demand and prices, including decreases in demand for automobiles or commercial vehicles which include the company's products, and the potential negative impact on the company's revenues and margins from such products; (iii) the general political, economic and competitive conditions in markets where the company and its subsidiaries operate; (iv) workforce factors such as strikes or labor interruptions; (v) material substitutions and increases in the costs of raw materials; and (vi) the company's ability to develop and profitably commercialize new products and technologies, and the acceptance of such new products and technologies by the company's customers.

The company undertakes no obligation to update any forward-looking statement to reflect events or circumstances after the date of this press release. Additional information regarding these risk factors and uncertainties is detailed from time to time in the company's SEC filings, including but not limited to its report on Form 10-K for the year ended December 31, 2011.