DEI Under Capet Lite - 48in x 70in - 23.3sqft - 50111

Under Carpet Lite solves the problem of engine, exhaust and road heat soaking into interiors. Under Carpet Lite is a superior sound decoupling material for those hard to cover areas like door liners,...

DEI Under Carpet Sound Deadening Layer - 48in x 54in - 50101

Boom Mat Undercarpet(TM) (TM) is a second layer sound deadening and insulation mat that will help you maintain a quality ride experience by preventing unwanted noise from being transferred into the...

DEI Under Capet - 24in x 54in - 50100

Boom Mat Undercarpet(TM) (TM) is a second layer sound deadening and insulation mat that will help you maintain a quality ride experience by preventing unwanted noise from being transferred into the...

DEI 88-98 Chevrolet C/K Extended Cab Boom Mat Roof Damping Kit - 50300

Design Engineering is leading the way with the most advanced thermal acoustic kits for vehicle specific applications. Using our proven 2mm damping material we offer an effective and affordable...

DEI Universal Boom Mat Acoustic Tiles - 17 sq. ft. - 8 Pack - 50233

Sound control with a finished look! Boom Mat Acoustic combines premium sound damping with a clean, professional finish. Its dense acoustic barrier and felt liner work together to absorb and block...

DEI Universal Boom Mat Acoustic Tiles - 8.5 sq. ft. - 4 Pack - 50232

Sound control with a finished look! Boom Mat Acoustic combines premium sound damping with a clean, professional finish. Its dense acoustic barrier and felt liner work together to absorb and block...

DEI Universal Boom Mat Acoustic Tiles - 4.25 sq. ft. - 2 Pack - 50231

Sound control with a finished look! Boom Mat Acoustic combines premium sound damping with a clean, professional finish. Its dense acoustic barrier and felt liner work together to absorb and block...

DEI Boom Mat Flex Damping Material - 12in x 12in (10 Pack) - 50227

Boom Mat Flex is designed for applications that require a damping material that can conform to odd shapes and tighter bends than our standard Boom Mat damping material. Boom Mat Flex is made from the...

DEI Boom Mat XL Damping Material - 12.5in x 24in x 4mm - 31.5 sq ft - 15 Pack - 50224

Boom Mat Vibration Damping Material is a premium quality damping material providing extreme noise damping for the most demanding commercial and sound competition applications. Interior panels vibrate...

DEI Boom Mat XL Damping Material - 12.5in x 24in x 4mm - 20.8 sq ft - 15 Pack - 50223

Boom Mat Vibration Damping Material is a premium quality damping material providing extreme noise damping for the most demanding commercial and sound competition applications. Interior panels vibrate...

DEI XL Damping Material 12.5in x 24in x 4mm - 50221

Boom Mat Vibration Damping Material is a premium quality damping material providing extreme noise damping for the most demanding commercial and sound competition applications. Interior panels vibrate...

DEI Boom Mat Damping Tape 2in x 20ft Roll - 50215

Boom Mat tape solves the problem of noise, vibration and rattling from any surface, and seals leaky seams and holes. Boom Mat Tape is a multi-purpose sound deadening material for use anywhere to help...