Las Vegas, Nov. 4, 2014 – DynoMax^® Performance Exhaust has added coverage of 2014 Chevrolet Silverado/GMC Sierra 1500 trucks through a new drone-free performance DynoMax^® VT^® system. The system will be available Jan. 1 at performance retailers throughout North America.

The new DynoMax 2014 Chevy Silverado/GMC Sierra 1500 8-cylinder/5.3L engine (p/n 38531) performance exhaust kit includes a 25-inch DynoMax VT muffler.

This muffler features a precisely calibrated internal valve that provides a drone-free driving experience. Offering maximum performance, the VT muffler design also includes slotted bushing ends; Continuous Roving Fiberglass (CRF) technology to absorb unwanted interior resonance and provide a rich, deep performance tone; and a show-stopping finish that includes an embossed body and high-impact micro-finish.

The latest single cat-back system includes 3-inch mandrel-bent, stainless steel tubing for additional durability and loss-free exhaust flow and a stainless steel slant cut tip.

The new system fits 143.5-inch and 153-inch wheel bases. Every DynoMax system includes detailed installation instructions and all of the necessary hangers, brackets and accessories for installation.

The new DynoMax Silverado/Sierra systems are covered by a DynoMax brand Limited Lifetime Warranty and an exclusive 90-Day Performance & Sound Guarantee. The 90-Day Performance & Sound Guarantee allows enthusiasts to try the product for 90 days. If within the first 90 days of ownership the consumer is unhappy for any reason, they can return the products for a full refund of the purchase price. Please visit http://www.dynomax.com/warranty-guarantee/ for additional details and restrictions.

One of North America’s leading brands of dyno-proven exhaust technologies for late-model and classic muscle cars, diesel and gas trucks, sport utility vehicles and Jeeps, the DynoMax brand is designed, manufactured and marketed by Tenneco.

For more information about the DynoMax Chevrolet Silverado/GMC Sierra performance exhaust system, VT muffler or any of the other performance exhaust components available, 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 “Where to Buy” tab on www.DynoMax.com.

Tenneco Inc. (NYSE: TEN) is an $8 billion global manufacturing company with headquarters in Lake Forest, Illinois and approximately 26,000 employees worldwide. Tenneco is one of the world’s largest designers, manufacturers and marketers of clean air and ride performance products and systems for automotive and commercial vehicle original equipment markets and the aftermarket. Tenneco’s principal brand names are Monroe^®, Walker^®, XNOx^® and Clevite^® Elastomer.

###