Design Engineering (DEI) is the leader in performance aftermarket thermal tuning products. DEI serves the needs of the powersports, marine, industrial and commercial industry markets the world over with products for racers, street performance enthusiasts and hobbyists alike.

In 2003 DEI was honored with a Best New Performance-Racing Product award from SEMA in recognition of outstanding and innovative design achievement for its cryogenic intake system -- CryO2™.

Design Engineering continues to explore areas and methods of identifying new product opportunities and manufacturing processes to rapidly bring new products to the market.

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Visit DEI Cycle - Motorcycle Products Site