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. Browse DEI automotive products below.
© 2024 Day Motor Sports
All Rights Reserved
Website by GroupM7 Design™
6100 US Highway 69 N
Tyler, Texas 75706
M-Th: 8:30 am - 5:30 pm (CT)
Fri: 8:30 am - 3:00 pm (CT)
Sat-Sun: Closed
