About DEI

Design Engineering, Inc.™ is one of the foremost suppliers of thermal tuning product featuring products for racers, street performance enthusiasts, and hobbyists alike. In addition to supplying the performance aftermarket with thermal tuning products, Design Engineering serves the needs of the powersports, marine, industrial and commercial industry markets the world over.

DEI has recently celebrated its 20 year anniversary. In this twenty year span, Design Engineering has experienced multiple facility relocations and expansions in order to meet our ever growing business demands.

We strive to bring you the highest quality parts, with a strong emphasis on sourcing and manufacturing in the United States.

Our dedication to innovation and industry participation continues to be recognized by industry peers. In recent years Design Engineering has been honored with multiple product awards. This success is also recognized in the partnerships with award winning bike builders, and custom shops. Furthermore, DEI pushes the technical limits by working alongside top tier racing programs in both street and offroad racing.

DEIPowersports.com offers our complete line of heat and sound control products for powersports. From exhaust wrap to specialty one off parts, DEI covers all your heat and sound control needs. We also encourage you to visit one of our many authorized dealers or distributors.