DEI All-In-One Thermal & Acoustic Interior Kit - Full Size Vehicles - 50499

Take the guesswork out of thermal and acoustic control… All in one part number! Introducing a simple and cost-effective, universal-fit, sound deadening and thermal insulation kit. Each kit includes 41.7 sq. ft. of Boom Mat Damping Material, 58.3 sq. ft...

DEI D-Mat Insulation - 60in x 70in - 50411

An excellent insulation material, D-Mat is very light weight and effective. Reduces thermal transfer as much as 65% while reducing sound.

DEI D-Mat Insulation - 60in x 40in - 50410

An excellent insulation material, D-Mat is very light weight and effective. Reduces thermal transfer as much as 65% while reducing sound.

DEI Sprinter Van Insulation Kit Long Wheel Base 350sq/ft - 50401

Everything you need to to insulate your Sprinter Van or other similar size vans. Include 350 sq. ft. of our D-Mat insulation, Boom Mat dampening material, One can of our Hi-Temp spray adhesive, 20' of Boom Mat tape and instructions.

DEI Sprinter Van Insulation Kit Short Wheel Base 250sq/ft - 50400

Everything you need to to insulate your Sprinter Van or other similar size vans. Include 250 sq. ft. of our D-Mat insulation, Boom Mat dampening material, One can of our Hi-Temp spray adhesive. 20 ft. of Boom Mat tape and instructions.

DEI Speaker Baffles 6in x 9in Oval Pair - 50380

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion.

DEI Speaker Baffles 6in x 8in Oval Slim Pair - 50371

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion.

DEI Speaker Baffles 4in x 6in Oval Pair - 50350

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion.

DEI Speaker Baffles 6.5in Round Pair - 50330

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion.

DEI Speaker Baffles 4in Round Pair - 50310

Boom Mat speaker baffles maximize speaker performance by isolating the correct frequency responses while damping reverberation in the sheet metal and panel to frame resonance. Also forms a water tight protective shell to prevent moisture intrusion.

DEI Mazda Miata Miata Door Vibration Damping Kit - 50296

Quite your ride with our premium thermal insulating/sound absorbing under carpet kit and vibration damping material kits. Whether your padding is worn out of you just want to upgrade, our DEI Under carpet kit is made from our proven Under Carpet Lite...

DEI 90-05 Mazda Miata NA & NB Under Carpet Interior Insulation Kit - 1/2in Thick - 50295

The easy way to add insulation to you NA or NB Miata. Our pre-cut kit cover the floor foot wells, behind the seat and the rear tray. Each piece is CNC cut so all you have to do is lift up your carpet, remove your old wornout factory insulation and drop...