DEI

Engineered to tackle two major concerns at once, this custom cut, top-quality hood liner not only diminishes engine compartment noise but also effe...

Tired of excessive heat when running your Pioneer 700 or 700-4? DEI Powersports now offers a heat control kit that greatly reduces heat radiating u...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

Precut on our CNC cutter for a perfect fit our Black underhood insulation kits are the perfect upgrade or replacement for missing or drooping insul...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

Precut on our CNC cutter for a perfect fit our Black underhood insulation kits are the perfect upgrade or replacement for missing or drooping insul...

Design Engineering is leading the way with the most advanced thermal acoustic kits for vehicle specific applications. Using our proven Under Carpet...

Design Engineering is leading the way with the most advanced thermal acoustic kits for vehicle specific applications. Using our proven 2mm damping ...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

Precut on our CNC cutter for a perfect fit our Black underhood insulation kits are the perfect upgrade or replacement for missing or drooping insul...

Precut on our CNC cutter for a perfect fit our Black underhood insulation kits are the perfect upgrade or replacement for missing or drooping insul...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

DEI Hoodliner Insulation Kits are custom cut kits made from our Black Under Hood(TM) material. It controls engine heat and noise that is often a pr...

Under Hood Insulation Kits are custom cut kits made from our Black Under Hood material. It controls engine heat and noise that is often a problem w...

Quiet your Mazda Miata with our premium vibration damping and noise reducing interior kit. By adding Boom Mat damping material to the metal floors,...

Quiet your Mazda Miata with our premium light weight, superior thermal insulating and sound absorbing material kit. By replacing existing padding a...

Trans Tunnel Plate Heat Shield blocks exhaust heat from coming through the transmission tunnel keeping interior cool and comfortable. A well known ...

Trans Tunnel Plate Heat Shield blocks exhaust heat from coming through the transmission tunnel keeping interior cool and comfortable. A well known ...

Trans Tunnel Plate Heat Shield blocks exhaust heat from coming through the transmission tunnel keeping interior cool and comfortable. A well known ...

Trans Tunnel Plate Heat Shield blocks exhaust heat from coming through the transmission tunnel keeping interior cool and comfortable. A well known ...

We have come up with a solution for a common heat soak & vapor lock problem in Jeep models with inline 6 engines (1997-2004). DEI's Easy to ins...