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Design Engineering

Design Engineering, Inc (DEI) is one of the foremost suppliers of thermal tuning products.  DEI has listened to customer comments over the years, and responded with products that consumers want and need.  DEI now offers a full line of DEI, CryO2, Boom Mat, Ny-Trex, Radiator Relief and SPA Turbo products for sale through Accesspeed.com.

Accesspeed Is Proud To Add This Great Brand to Our Wide Selection of Quality Products For Your Vehicle!  The Accesspeed Price Match Policy Ensures That You Will Always Get The Best Price!