Monroe, MI. – DynoMax Performance Exhaust, a leader in the performance exhaust market, has announced its sponsorshipof the exciting Xtreme Off-Road Race Association (XORRA). Rancho®, a sister brand to DynoMax, has also extended sponsorship for its sixth consecutive year.

DynoMax, “The Official Exhaust Products of the XORRA,” and Rancho, “The Official Suspension Products of the XORRA,” products are manufactured and marketed by Tenneco Inc. (NYSE: TEN). “We’re excited to bring DynoMax on board and to continue our Rancho program,” said Bob Willis, Sales Manager, West Coast, Performance Products, Tenneco. “XORRA gives us the perfect audience to showcase our latest technologies and gives us some extra insight into development for brand-new, cutting-edge products.”

The XORRA organization hosts several series, including Xtreme Rock Racing (XRRA) and Arena Rock Racing. The XRRA series offers an intense mix of off-road racing – from short-course, wide-open jumps and banked turns to technicial lines that can be unforgiving – to make for non-stop action from the starting line to the checkered flag. The 2010 XRRA series includes nine events.

“The XORRA is proud to have two such great partners for this series,” said Jodi Weaver, XORRA president. “Rancho carries a very strong, unmatched reputation in the off-road industry and DynoMax delivers some exciting, revolutionary exhaust technologies to our audience. This is a perfect partnership for our association and its fan base. The Xtreme Off-Road Racing series would not be where it is today without this continuous support from Rancho and DynoMax.”

To learn more about Rancho suspension innovations and the latest products or DynoMax Performance Exhaust products, please visit your preferred Rancho and/or DynoMax retailer, visit www.GoRancho.com or www.DynoMax.com. To locate your nearest Rancho or DynoMax authorized dealer, please use the “Dealer Locator” at www.GoRancho.com or www.DynoMax.com to generate a list of online and local retailer stores in your selected region.

Tenneco is a $5.9 billion manufacturing company with headquarters in Lake Forest, Illinois and approximately 21,000 employees worldwide. Tenneco is one of the world’s largest designers, manufacturers and marketers of emission control and ride control products and systems for the automotive original equipment market and the aftermarket. Tenneco markets its products principally under the Monroe®, Walker®, Gillet™ and Clevite® Elastomer brand names.

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