WE CONTROL HEAT & SOUND

For over 25 years Design Engineering has been known for producing exceptional quality heat and sound control products. From racing and performance to powersports, marine, and RV, trust DEI products to solve your heat and sound control issues.

AUTOMOTIVE

RACING, RESTORATION, PERFORMANCE

POWERSPORTS

VTWIN, METRIC, SXS, ATV/UTV

RV / MOTORHOME

SPRINTER VAN, CLASS A, CAMPERS

MARINE

POWER BOAT, SAILING, PWC

DEI Brand Ambassadors

Used By The Best

Car Buff Network

Check out the latest vehicle builds & how they use DEI Products