We at Design Engineering, Inc (DEI), one of the foremost suppliers of thermal tuning products, are very proud to welcome you to our website. We have listened to our customer comments over the years and tried to incorporate all that we have learned from them. Our goal with this site is to provide education and information on our products. Please take note of such features as the language translation bar in the top right corner of every page and our social networking connections offer many options to stay connected with DEI. We have improved our store finder to be more user friendly especially for Canadian and other international friends.
We now offer the full line of DEI, CryO2, Boom Mat, Ny-Trex, Radiator Relief and SPA Turbo products for sale directly from our online store. Make sure you’re on top of all the DEI news by subscribing to our DEI Newsletter. Don’t forget about our Twitter and Facebook pages!
Thank you for stopping by and please don't forget to send us your ideas, suggestions and comments.