DEI
Upgrade Your DEI Performance Parts
Built for your DEI applications, this collection offers a range of aftermarket parts designed to improve power, sound, and overall reliability. Whether you’re looking to enhance thermal management, boost engine response, or improve under-hood durability, these components deliver practical performance benefits tailored to your build.
Inside this category, you’ll find heat shields, exhaust wraps, thermal barriers, and other DEI products engineered to handle high temperatures and protect critical components. These upgrades help maintain optimal operating conditions, reduce heat soak, and contribute to a more efficient and reliable powertrain.
Key features include: - Heat management solutions for engine bays and exhaust - Durable materials built to withstand extreme conditions - Easy-to-install upgrades for improved thermal control - Enhanced performance through better heat dissipation
Shop DEI aftermarket upgrades for your performance build at FastHemis.
DEI Boom Mat Headliner Kit Grey (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$446.34
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DEI Boom Mat Headliner Kit White (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$446.34
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DEI Boom Mat Headliner Kit Black (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$446.34
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DEI Boom Mat Side Window Trim White (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$192.92
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DEI Boom Mat Side Window Trim Grey (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$192.92
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DEI Boom Mat Side Window Trim Black (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$192.92
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DEI Boom Mat Headliner Grey (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$329.90
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DEI Boom Mat Headliner Black (INTERIOR): Jeep Wrangler JL 2018-2026 2-Door
DEI
$329.90
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DEI Boom Mat Headliner Kit White (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$536.29
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DEI Boom Mat Headliner Kit Grey (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$536.29
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DEI Boom Mat Headliner Kit Black 13pc (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$536.29
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DEI Boom Mat Side Window Trim White (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$156.39
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DEI Boom Mat Side Window Trim Grey (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$156.39
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DEI Boom Mat Side Window Trim Black (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$156.39
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DEI Boom Mat Headliner White (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$439.49
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DEI Boom Mat Headliner Grey (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$439.49
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DEI Boom Mat Headliner Black (INTERIOR): Jeep Wrangler Unlimited JL 2018-2026
DEI
$439.49
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DEI Sound Deadening Headliner Kit 6-Piece: Fits Most Jeep Wrangler Models (2007-2018) - Gray
DEI
$504.95
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DEI Sound Deadening Boom Mat Headliner Kit 6-Piece: Jeep Wrangler (07-18)
DEI
$461.18
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DEI Sound Deadening Boom Mat Headliner Kit 6-Piece: Jeep Wrangler (07-18)
DEI
$461.18
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DEI Sound Deadening Headliner Kit 6-Piece: Fits Most Jeep Wrangler Models (2007-2018) - Black
DEI
$461.18
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DEI Sound Deadening Boom Mat Headliner (INTERIOR): Jeep Wrangler (07-18)
DEI
$404.45
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DEI Sound Deadening Boom Mat Headliner 4-Piece (BLACK): Fits Most Jeep Wrangler Models (2007-2018)
DEI
$404.45
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DEI Sound Deadening Boom Mat Headliner 4-Piece (INTERIOR): Jeep Wrangler / Grand Cherokee (07-18)
DEI
$331.14
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DEI Sound Deadening Boom Mat Headliner 4-Piece (INTERIOR): Jeep Wrangler (07-18)
DEI
$404.45
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DEI Sound Deadening Boom Mat Headliner 3-Piece (INTERIOR): Jeep Wrangler (07-18)
DEI
$331.14
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DEI Sound Deadening Headliner 4-Piece Kit: Fits Most Jeep Wrangler Models (2007-2018) - White
DEI
$404.45
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DEI Sound Deadening Boom Mat Headliner (INTERIOR): Jeep Wrangler (07-18)
DEI
$404.45
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DEI Sound Deadening Boom Mat Headliner 3-Piece (INTERIOR): Jeep Wrangler (07-18)
DEI
$331.14
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DEI Sound Deadening Boom Mat Headliner 3-Piece: Jeep Wrangler (07-18) - White
DEI
$331.14
- Unit price
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DEI Sound Deadening Boom Mat Headliner 4-Piece: Fits Most Jeep Wrangler Models (2007-2018) - White
DEI
$331.14
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DEI Sound Deadening Rear Side Window Trim Kit (2-Piece): Jeep Wrangler (07-18) - Black
DEI
$142.34
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DEI Sound Deadening Rear Side Window Trim Kit (REAR): Jeep Wrangler (07-18) - Gray
DEI
$142.34
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DEI Sound Deadening Rear Side Window Trim Kit (2-Piece): Jeep Wrangler (07-18) - White
DEI
$145.69
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DEI Sound Deadening Rear Side Window Trim Kit (2-Piece): Jeep Wrangler (07-18) - Black
DEI
$154.38
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DEI Sound Deadening Rear Side Window Trim Kit (2-Piece): Jeep Wrangler (07-18)
DEI
$154.38
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Optimize Heat Management with DEI Performance Parts for Your Hemi Build
Effective thermal control is essential for maintaining power and reliability in high-performance Hemi engines. DEI parts specialize in managing heat under the hood, protecting sensitive components, and improving overall engine bay durability. This collection offers practical solutions designed to keep your build running cooler and more efficiently.
Why is heat management critical for performance engines?
High temperatures in the engine bay can lead to heat soak, reduced power output, and premature wear on components. Managing heat helps maintain optimal air intake temperatures, protects wiring and sensors, and extends the life of exhaust and turbo components. DEI’s heat shields, wraps, and thermal barriers are engineered to withstand extreme conditions and reduce heat transfer where it matters most.
- Prevents heat soak to maintain consistent engine performance
- Protects sensitive electronics and wiring from heat damage
- Improves under-hood durability for track and street use
- Enhances turbo and exhaust component longevity
How to choose the right DEI thermal products for your build
Selecting the appropriate DEI heat management parts depends on your engine setup and specific heat challenges. Exhaust wraps and sleeves are ideal for reducing radiant heat from headers and turbochargers, while reflective heat barriers and shields protect adjacent components. Consider your engine bay layout, exposure to heat sources, and installation accessibility when choosing products.
Upgrade your thermal protection with DEI parts at FastHemis
DEI offers a comprehensive range of heat management solutions tailored for Hemi platforms, including heat shields, exhaust wraps, and thermal barriers. These upgrades are designed for straightforward installation and reliable performance under demanding conditions. Explore the DEI collection at FastHemis to find the right parts that enhance your build’s efficiency and durability.