Clean Air

Large Engine

Product Lines

Clean Air Solutions for Large Engines

Tenneco’s full suite of Clean Air aftertreatment technologies are tailored to fit any engine size or powertrain strategy including engines up to 7,500kW (10,000Hp). We provide solutions that enable OEM engine manufacturers to meet the next wave of important emissions regulations in key markets including:

  • Marine
  • Locomotive
  • Stationary Power

Global Engineering Expertise

Tenneco’s diesel aftertretment engineering center in Kunshan, China serves as the company’s center of excellence for design and development of large engine solutions, including complete selective catalytic reduction (SCR) aftertreatment systems.