From raw rolled steel to the industry’s most powerful – and acoustically impressive – mufflers and exhaust systems, DynoMax Performance Exhaust utilizes some of Tenneco’s finest research and engineering resources to manufacture exhaust products that deliver dyno-proven performance advantages. The unique DynoMax manufacturing process brings to reality the advanced, ultra high-flow and acoustically impressive design concepts of DynoMax engineers – all at our Harrisonburg, Virginia facility.

DynoMax’s Harrisonburg facility uses over 72 million lbs. of steel annually manufacturing mufflers, pipes, exhaust systems, and more.

The Harrisonburg team brings concepts to reality through an advanced production and assembly process that includes cutting, shaping, welding and more to create high-flow exhaust products. DynoMax produces almost 4,000 miles of tubing annually!

Finished products are cleaned and packaged at Harrisonburg, then shipped to performance retailers and installers around the globe.