TENNECO INTEGRATES SCR TECHNOLOGY WITH EXHAUST SILENCER.

Tenneco Automotive (NYSE: TEN) has announced that it is one of the first companies in the world to integrate a catalytic converter and exhaust silencing components in one unit for commercial vehicles.

The company developed a silencer that meets demanding acoustics, backpressure and flow distribution requirements necessary to make DaimlerChrysler's SCR system compliant with both Euro 4 emissions regulations and acoustics limits. This includes the integration of the SCR catalyst into the silencer, and the distribution of exhaust gas on the catalyst to meet the conversion rate for ...