DEI Universal Mat Headliner 1in x 75in x 54in - Black - 50528 MSRP: $266.16 Was: Now: $178.28 Add to Cart
DEI Under Hood Thermal Acoustic Lining 32in x 54in - 12 sq ft - Retail Packaging - 50510 MSRP: $104.48 Was: Now: $69.98 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 4ft - 14.0 sq ft - 50509 MSRP: $234.85 Was: Now: $157.31 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 2ft - 7.0 sq ft - Non PSA - 50506 MSRP: $59.23 Was: Now: $39.67 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 4ft - 14.0 sq ft - 50503 MSRP: $234.85 Was: Now: $157.31 Add to Cart
DEI DEI Floor and Tunnel Shield II 21in x 4ft - 7.0 sq ft - 50502 MSRP: $117.58 Was: Now: $78.75 Add to Cart
DEI DEI Floor and Tunnel Shield II 21in x 2ft - 3.5 sq ft - 50501 MSRP: $59.90 Was: Now: $40.12 Add to Cart
DEI All-In-One Thermal & Acoustic Interior Kit - Small/Medium Vehicles - 50500 MSRP: $353.96 Was: Now: $237.10 Add to Cart
DEI All-In-One Thermal & Acoustic Interior Kit - Full Size Vehicles - 50499 MSRP: $556.99 Was: Now: $373.09 Add to Cart
DEI Silver Boom Mat Tape 2mm Thick 1.5in Wide 20ft Long - 50449 MSRP: $20.96 Was: Now: $14.04 Add to Cart
DEI Sprinter Van Insulation Kit Long Wheel Base 350sq/ft - 50401 MSRP: $560.54 Was: Now: $375.47 Add to Cart
DEI Sprinter Van Insulation Kit Short Wheel Base 250sq/ft - 50400 MSRP: $446.81 Was: Now: $299.29 Add to Cart
DEI Corvette C5 Trans. Tunnel Shield - 50530 DEI's solution to your Corvette's hot interior. Our transmission tunnel plate and side insulator's will block heat from your exhaust from under your center console. The result is a cooler interior... MSRP: $224.87 Was: Now: $150.62 Add to Cart
DEI Corvette C5 Trans. Tunnel Shield - 50529 DEI's solution to your Corvette's hot interior. Our transmission tunnel side insulators will block heat from your exhaust from under your center console. The result is a cooler interior with less... MSRP: $139.70 Was: Now: $93.57 Add to Cart
DEI Universal Mat Headliner 1in x 75in x 54in - Black - 50528 Universal headliner 1" thick acoustical foam with textured facing. Peel and stick installation. MSRP: $266.16 Was: Now: $178.28 Add to Cart
DEI Corvette C6 Trans. Tunnel Shield - 50526 DEI's solution to your Corvette's hot interior. Our transmission tunnel plate insulator will block heat from your exhaust from under your center console. The result is a cooler interior with less... MSRP: $95.50 Was: Now: $63.97 Add to Cart
DEI Corvette C5 Trans. Tunnel Shield - 50525 DEI's solution to your Corvette's hot interior. Our transmission tunnel plate insulator will block heat from your exhaust from under your center console. The result is a cooler interior with less... MSRP: $98.49 Was: Now: $65.97 Add to Cart
DEI Form-A-Shield - 12in x 21in - Non PSA - 50519 Use as a barrier to reflect and insulate from any heat source. Designed to provide the best possible heat protection in areas where high temperatures are always present and problematic. Can be... MSRP: $33.97 Was: Now: $22.75 Add to Cart
DEI Under Hood Thermal Acoustic Lining 32in x 54in - 12 sq ft - Retail Packaging - 50510 Under Hood Thermal Acoustic Lining was designed primarily for engine compartments as a way to greatly reduce heat and noise with a simple and easy peel and stick application. Extreme engine heat and... MSRP: $104.48 Was: Now: $69.98 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 4ft - 14.0 sq ft - 50509 Use as a barrier to reflect and insulate from any heat source. MSRP: $234.85 Was: Now: $157.31 Add to Cart
DEI Floor and Tunnel Shield II - 21in x 48in - 50508 Use as a barrier to reflect and insulate from any heat source. MSRP: $117.58 Was: Now: $78.75 Add to Cart
DEI Floor and Tunnel Shield II - 21in x 24in - 50507 Use as a barrier to reflect and insulate from any heat source. MSRP: $59.90 Was: Now: $40.12 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 2ft - 7.0 sq ft - Non PSA - 50506 Floor And Tunnel Shield II™; 42 in. x 2 ft.; 7 sq. ft.; Non Adhesive Backing; MSRP: $59.23 Was: Now: $39.67 Add to Cart
DEI DEI Floor and Tunnel Shield II 42in x 4ft - 14.0 sq ft - 50503 Use as a barrier to reflect and insulate from any heat source. MSRP: $234.85 Was: Now: $157.31 Add to Cart
DEI DEI Floor and Tunnel Shield II 21in x 4ft - 7.0 sq ft - 50502 Use as a barrier to reflect and insulate from any heat source. MSRP: $117.58 Was: Now: $78.75 Add to Cart
DEI DEI Floor and Tunnel Shield II 21in x 2ft - 3.5 sq ft - 50501 Use as a barrier to reflect and insulate from any heat source. MSRP: $59.90 Was: Now: $40.12 Add to Cart
DEI All-In-One Thermal & Acoustic Interior Kit - Small/Medium Vehicles - 50500 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... MSRP: $353.96 Was: Now: $237.10 Add to Cart
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... MSRP: $556.99 Was: Now: $373.09 Add to Cart
DEI Silver Boom Mat Tape 2mm Thick 1.5in Wide 20ft Long - 50449 Boom Mat Tape has the same noise blocking and sound damping qualities as our Boom Mat damping material. It's for those hard to reach areas as well as for covering wire and cable harnesses running on... MSRP: $20.96 Was: Now: $14.04 Add to Cart
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. MSRP: $69.07 Was: Now: $46.26 Add to Cart
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. MSRP: $39.88 Was: Now: $26.71 Add to Cart
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'... MSRP: $560.54 Was: Now: $375.47 Add to Cart
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... MSRP: $446.81 Was: Now: $299.29 Add to Cart
DEI Speaker Baffles 6in x 9in Oval Slim Pair - 50381 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... MSRP: $15.05 Was: Now: $10.08 Add to Cart
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... MSRP: $15.86 Was: Now: $10.63 Add to Cart
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... MSRP: $14.19 Was: Now: $9.50 Add to Cart
