LAS VEGAS, Tues., Nov. 1, 2011 – DynoMax^® Performance Exhaust has released several new exhaust systems for popular late-model Jeep models, including Cherokees, Wranglers and Wrangler Unlimiteds. Each new DynoMax performance exhaust system is centered around the ideal muffler for the application, including drone-free DynoMax VT™ mufflers, DynoMax Ultra Flo™ mufflers, and DynoMax Super Turbo™ mufflers.

Available at performance exhaust retailers nationwide by April 2012, the new systems include 2011-2012 Jeep Grand Cherokee 5.7L 8 cyl. (p/n 39513), 2012 Jeep Wrangler 2-door 3.6L 6 cyl. (p/n 38515), 2012 Jeep Wrangler Unlimited 4-door 3.6L 6 cyl. (p/n 38517), 2012 Jeep Wrangler 2-door 3.6L 6 cyl. (p/n 39515), 2012 Jeep Wrangler Unlimited 4-door 3.6L 6 cyl. (p/n 39517), and 2007-2012 Jeep Wrangler 2-door 3.8L 6 cyl./2007-2012 Jeep Wrangler Unlimited 4-door 3.8L 6 cyl. (p/n 39510).

Each system includes 2.5-in. all 409-grade stainless steel, mandrel bent piping for extended protection against corrosion and a 3-in. stainless steel, slant-cut tip. Each DynoMax exhaust system includes all necessary hardware, hangers, clamps and other accessories. Instructions are included for a fast and easy installation.

DynoMax engineers identified the muffler choice for each application, matching performance and acoustic profiles of the vehicle owners. DynoMax VT mufflers, offering drone-free performance, are included in the 2012 Jeep Wrangler 2-door 3.6L 6 cyl. (p/n 38515) and 2012 Jeep Wrangler Unlimited 4-door 3.6L 6 cyl. (p/n 38517) systems. The DynoMax VT muffler features an exclusive, precisely calibrated patented internal valve that ensures maximum performance and provides a drone-free experience in the vehicle.

New DynoMax systems for the 2012 Jeep Wrangler 2-door 3.6L 6 cyl. (p/n 39515) and 2012 Jeep Wrangler Unlimited 4-door 3.6L 6 cyl. (p/n 39517) include a DynoMax Ultra Flo™ welded muffler. The popular DynoMax Ultra Flo™ welded muffler is a high-flow, stainless steel muffler that was engineered to maximize exhaust flow and provide an aggressive tone.

The 2007-2012 Jeep Wrangler 2-door 3.8L 6 cyl./2007-2012 Jeep Wrangler Unlimited 4-door 3.8L 6 cyl. (p/n 39510) system utilizes a Super Turbo™ muffler, a 100-percent aluminized muffler that offers a mild sound level with a true performance tone and minimal resonation.

DynoMax offers a full complement of Jeep products, including power-enhancing DynoMax VT™, Super Turbo™ and Ultra Flo™ exhaust systems covering applications 1986 and newer.

DynoMax Performance Exhaust, manufactured and marketed by Tenneco (NYSE: TEN), is one of North America’s leading brands of dyno-proven exhaust technologies for late-model and classic muscle cars, diesel and gas trucks and SUVs.

An exclusive 90-day Performance and Sound Guarantee lets enthusiasts try the system for 90 days. Consumers can return the product within 90 days for a full refund of its purchase price. The systems are also covered by a limited lifetime warranty. Additional restrictions apply and can be found at www.DynoMax.com.

For more information about the DynoMax VT system for the new 2012 Jeep models, please visit www.DynoMax.com, contact your nearest DynoMax supplier or call 1-734-384-7806. For the name and location of your nearest DynoMax retailer, check out the Dealer Locator at www.DynoMax.com.

Tenneco is a $5.9 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 22,000 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 and commercial vehicle original equipment markets and the aftermarket. Tenneco markets its products principally under the Monroe^®, Walker^®, Gillet™ and Clevite^® Elastomer brand names.

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