DEI produces some of the best heat and sound protection products that the pros use.

The same products are available to you too.

Your vehicle's electronics have to deal with a lot.

DEI RFI shield and tape will keep your electronics happy.

Design Engineering Inc. is now offering its Advanced Thermal Acoustic Coating. It can help reduce heat and sound in the cab of your vehicle.

Keeping heat under control is a constant battle with high-performance cars.

DEI’s new Black Floor & Tunnel Shield makes heat control much easier.

The DEI Cell Saver will keep your battery safe from intense heat.

This product will resist up to 2,000 degrees of radiant heat.

Tired of the sound or lack of contrast in your Jeep Gladiator?

Goonzquad installed a DEI Boom Mat Headliner to cure both ails in less than a day.

New from DEI - the Jeep Gladiator (JT) Headliner/Side Window Kit. This kit was designed to add insulation and sound deadening for improved interior comfort and sound quality. Check it out here!