Clean Air, Ride Performance Technologies Featured on 2014 North American Car and Truck/Utility of the Year

Lake Forest, Illinois, February 4, 2014….Tenneco Inc. (NYSE: TEN), a global supplier of clean air and ride performance products and systems, today announced that it is supplying innovative technologies for the 2014 North American Car and Truck/Utility of the Year, revealed at the North American International Auto Show in Detroit.

For the 2014 Chevrolet Corvette Stingray – the North American Car of the Year – Tenneco supplies emission control components, including electrical valves for exhaust system sound tuning. The valves work in concert with the vehicle’s driver modes, opening and closing to control the Corvette’s exhaust sound as it switches between a fuel-saving four-cylinder mode and an eight-cylinder mode.

On the North American Truck/Utility of the Year – the 2014 Chevrolet Silverado 1500 – Tenneco supplies ride performance technologies including monotube shock modules and rear shocks. The company also provides elastomer products, including its all-new Hydroelastic body mount; front suspension bushings; spring bushings and front top mounts.

“We congratulate Chevrolet on receiving these prestigious awards,” said Gregg Sherrill, Tenneco chairman and CEO. “Tenneco is very proud to contribute to the success of our global customers like GM by providing innovative clean air and ride performance solutions. We’re committed to helping them develop exciting new vehicles that are clean, fuel-efficient and fun to drive.”

Tenneco is a global supplier to GM, and supports the Corvette and Silverado platforms from seven manufacturing facilities in four countries.

The winners of the 2014 North American Car and Truck of the Year awards were announced on January 13, 2014. The annual awards are designed to recognize the most outstanding new vehicles of the year, which are benchmarks in their segments based on factors including innovation, comfort, design, safety, handling, driver satisfaction and value for the dollar.

Tenneco is an $8 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 26,000 employees worldwide. Tenneco is one of the world’s largest designers, manufacturers and marketers of clean air and ride performance products and systems for automotive and commercial vehicle original equipment markets and the aftermarket. Tenneco’s principal brand names are Monroe®, Walker®, XNOx™ and Clevite®Elastomer.

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Media Contact:

Bill Dawson

847-482-5807

bdawson@tenneco.com