Design Engineering DEI - Free Shipping on Orders Over $109 at Summit Racing

DEI Custom Cut Damping Kits 50455

DEI Custom Cut Damping Kits 50455

Ford Transit 148 WB High Cube Ext - Damping Kit

Part Number: DEI-50455

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

DEI Custom Cut Damping Kits for 2014-2024 PROMASTER 2500, PROMASTER 3500 - 50458

'22-'23 Ram ProMaster 159 WB High Cube Ext - Damping Kit

Part Number: DEI-50458

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Boom Mat Sound Deadening Headliners for 2003-2006 WRANGLER - 50147

Boom Mat Sound Deadening, Headliner, Gray, Jeep, Kit

Part Number: DEI-050147

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

DEI Fairing/Bodywork Protection Kits 10878

Heat Barrier, 1,750 Degrees F, 0.187 in. Thick, Self-Adhesive, Can-Am, Each

Part Number: DEI-010878

Not Yet Reviewed

Estimated Ship Date: Mar 9, 2026 if ordered today

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Estimated Ship Date: Mar 9, 2026 if ordered today

DEI Custom Cut Floor Damping Kits 51113

Sprinter Van, Sound Damping Floor Kit - 2007-21 - 170-inch Wheelbase

Part Number: DEI-51113

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

DEI Custom Cut Floor Damping Kits 51112

Sprinter Van, Sound Damping Floor Kit - 2007-21 - 144-inch Wheelbase

Part Number: DEI-51112

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Design Engineering DEI Heat Barrier and Sound Deadening Mats 52100

Sprinter Van Floor insulation Kit 144 2007-Up

Part Number: DEI-52100

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

DEI Custom Cut Damping Kits 51116

Sprinter Van - + See below, Sprinter Van - + See below

Part Number: DEI-51116

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Custom Cut Damping Kits for 2010-2018 SPRINTER 2500, SPRINTER 3500, 2018 SPRINTER 3500XD - 51115

Sprinter Van - + See below, Sprinter Van - + See below

Part Number: DEI-51115

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Thermal and Acoustic Interior Kits for 1967-1969 CAMARO, FIREBIRD - 51404

Insulation & Damping Kit, Interior Insulation & Damping Kit

Part Number: DEI-51404

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

DEI Easy Loom Split Wire Sleeves 94656

Easy Loom Split Wire Sleeve - 1in x 100ft - Black

Part Number: DEI-94656

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Design Engineering DEI Shrink Sleeve Tubing 98838

Hi-Temp Shrink Tube - 6mm x 200ft Spool - Black

Part Number: DEI-98838

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Boom Mat Sound Deadening Headliners 50534

Sound Deadening Mat, Boom Mat Sound Headener/Heat Barrier, Self-adhesive, White, 75 in. x 54 in. x 1 in., Each

Part Number: DEI-050534

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

Boom Mat Thermal and Acoustic Interior Kits 50537

Sound Deadening Mat, Boom Mat Thermal and Acoustic Interior, Sound Deadener/Heat Barrier, Self-adhesive, White, 75 in. x 54 in. x 0.50 in., Each

Part Number: DEI-050537

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Custom Cut Floor Insulation Kits 51103

Sprinter Van, Insulation Dually Floor Kit - 2007-21 - 144-inch Wheelbase

Part Number: DEI-51103

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Custom Cut Floor Insulation Kits 51104

Sprinter Van, Insulation Dually Floor Kit - 2007-21 - 170-inch Wheelbase

Part Number: DEI-51104

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Custom Cut Floor Insulation Kits for 2014-2018 SPRINTER 2500, SPRINTER 3500 - 51105

Sprinter Van, Insulation Dually Floor Kit - 2007-21 - 170-inch EXT Wheelbase

Part Number: DEI-51105

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

DEI Custom Cut Floor Insulation Kits for 2014-2018 SPRINTER 2500, SPRINTER 3500 - 51102

Sprinter Van, Insulation Floor Kit - 2007-21 - 170-inch EXT Wheelbase

Part Number: DEI-51102

Not Yet Reviewed

Estimated Ship Date: Feb 27, 2026 if ordered today

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Estimated Ship Date: Feb 27, 2026 if ordered today

Design Engineering DEI Heat Barrier and Sound Deadening Mats 50459

Damping Kit Ford Transit Cargo 148 WB HC Long 2023-2025

Part Number: DEI-50459

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Design Engineering DEI Heat Barrier and Sound Deadening Mats 902414

Floor Mat Set 3-pc, Polaris Xpedition 4dr 2024-2026

Part Number: DEI-902414

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

Design Engineering DEI Heat Barrier and Sound Deadening Mats 902415

Floor Mat Set 2-pc, Polaris Xpedition 2dr 2024-2026

Part Number: DEI-902415

Not Yet Reviewed

Estimated Ship Date: Mar 5, 2026 if ordered today

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Estimated Ship Date: Mar 5, 2026 if ordered today

DEI Thermal and Acoustic Interior Kits for 1967-1969 CAMARO, FIREBIRD - 51408

1967-1969 Gen 1 Camaro/Firebird Roof Insulation Kit

Part Number: DEI-51408

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Boom Mat Leather Look Sound Deadening Rear Side Window Kits for 2011-2017 WRANGLER, 2018 WRANGLER JK - 50152

Sound Dampening Material, Black, Rear Side Windows, JK, 2-door, Jeep, Kit

Part Number: DEI-050152

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Design Engineering DEI Headliners 50528

Headliners , Universal Headliner Material

Part Number: DEI-050528

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

DEI Custom Cut Floor Insulation Kits 51101

Sprinter Van, Insulation Floor Kit - 2007-21 - 170-inch Wheelbase

Part Number: DEI-51101

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

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Estimated Ship Date: Mar 6, 2026 if ordered today

Design Engineering DEI Parts and Accessories