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 Hood Thermal Acoustic Lining - Black - 50129

DEI Under Hood(TM) Thermal Acoustic Lining was designed primarily for the engine compartment as a way to greatly reduce heat and noise with an easy peel and stick product anyone can install. Engine...

DEI Universal 2-Door Vapor Kit - 50620

Block moisture, reduce noise, and insulate doors with this hi-tech, lightweight vapor barrier. Kits offer tailored protection for your vehicle’s interior, custom-cut for a seamless fit and easy...

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 - 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 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 Heat Shield Stand-Off Mounting Kit - 10224

Universal mounting kit for rigid or semi-rigid heat shields. Includes six 1/2 in. tall stainless steel standoffs with hardware. 1/2 in. tall stainless steel standoffs Includes mounting hardware

DEI Universal Muffler Shield Kit - 10529

Muffler Shield Kit solves the problem of heat soak into interiors and components from mufflers that are close to floors. The Best muffler shield/wrap on the market. Based off our proven Floor and...

DEI Universal RV Dog House Insulation Kit - 50016

Block heat and reduce noise from RV engine covers! RV Doghouse and Engine Cover Insulation Kit uses a two-layer system to block engine heat, vibration, and noise from entering the passenger cabin...

DEI Vapor Block Sleeve 1/2in ID x 36in - 10669

Vapor Block(TM) solves the problem of fuel and other fluids boiling from extreme heat and causing a vapor lock situation. Prevent rough idling and difficult starting caused by vapor lock with DEI...

DEI Vapor Block Sleeve 1in x 36in - 10672

Vapor Block(TM) solves the problem of fuel and other fluids boiling from extreme heat and causing a vapor lock situation. Prevent rough idling and difficult starting caused by vapor lock with DEI...