Tenneco, Inc. engages in the design, manufacture, market and sale of innovative clean air, powertrain and ride performance products and systems. It operates through the following segments: Motorparts, Performance Solutions, Clean Air, and Powertrain. The Motorparts segment consists of a portfolio of brand-name products in the global vehicle aftermarket within seven product categories including shocks and struts, steering and suspension, braking, sealing, engine, emissions, and maintenance. The Performance Solutions segment designs a variety of products and systems designed to optimize the ride experience of the global customer base, including noise, vibration, and harshness performance materials, advanced suspension technologies, ride control, braking, and systems protection. The Clean Air segment offers products and systems designed to reduce pollution and optimize engine performance, acoustic tuning, and weight on a vehicle for light vehicles, commercial trucks, and off-highway original equipment customers. The Powertrain segment focuses on original equipment powertrain products for automotive, heavy duty, and industrial applications. The company was founded on April 1, 1940 and is headquartered in Skokie, IL.