Fits 2024-2025 Polaris XPEDITION ADV 5 Northstar, Premium, and Ultimate models.

The Polaris XPEDITION ADV 5 cabin is prone to significant engine noise and vibration transmitted through the chassis. The DEI Roof Insulation and Sound Control Kit (902416) provides a targeted solution for the roof area, utilizing precision CNC-cut D-Mat material to improve acoustic and thermal comfort. These panels fit seamlessly inside the factory front and rear headliners, maintaining a clean OE-style appearance while delivering professional-grade insulation.

Specifically designed for owners who have already modified their Xpedition and need to address the remaining roof area, this kit is an essential component for achieving a more refined ride. For owners requiring a comprehensive full-vehicle system, use DEI part number 902413.

• Precision CNC-cut for an exact fit inside front and rear headliner sections
• Utilizes high-performance DEI D-Mat for superior sound deadening and thermal insulation
• Reduces engine noise and stabilizes interior cabin temperatures
• Maintains a clean, factory-finished look after installation
• Proudly made in the USA
• Manufacturer Part Number: 902416

Fits 2024-2025 Polaris XPEDITION XP 5 Northstar, Premium, and Ultimate models.

High cabin noise levels can detract from the utility and comfort of the Polaris Xpedition XP5. The DEI Sound Control Roof Insulation Kit (MPN 902417) is a comprehensive solution designed to significantly reduce engine resonance and vibration. This kit utilizes DEI D-Mat material, which provides both effective sound deadening and thermal insulation to maintain a more stable cabin temperature in various weather conditions.

Every piece is precision CNC-cut to ensure a seamless fit tucked inside the factory front and rear headliners, maintaining a clean, factory-finished appearance. By mitigating NVH (noise, vibration, and harshness), this kit allows for easier conversation and a more refined driving experience without compromising interior aesthetics.

• Precision CNC-cut D-Mat for exact fitment within OE headliners
• Reduces engine noise and cabin vibration for improved passenger comfort
• Provides thermal insulation to help regulate interior temperatures
• Durable, high-quality construction with a clean factory finish
• Proudly made in the USA
• Manufacturer Part Number: 902417

Fits 1966-1967 Chevrolet Chevy II Nova. This DEI Under Hood Insulation Kit is engineered to replace worn, contaminated factory liners with high-performance heat and sound damping material. Manufactured from DEI's specialized Black Under Hood material, this kit effectively shields your hood's exterior paint from engine heat and chemical exposure while significantly reducing engine noise for a quieter passenger cabin.

Each kit is CNC-cut for precise fitment against the factory hood structure. The panels feature an aggressive pressure-sensitive adhesive backing for a straightforward peel-and-stick installation without the need for messy spray adhesives or specialized tools.

• Fits 1966-1967 Chevrolet Chevy II Nova models
• Material: Specialized Black Under Hood™ thermal and acoustic insulation
• Finish: Durable black textured surface
• Installation: Self-adhesive peel-and-stick backing
• Precision CNC-cut for an exact fit to factory hood recesses
• Protects exterior paint finishes from thermal damage
• Manufacturer Part Number: 50093

Fits 2024-2025 Polaris XPEDITION ADV Northstar, Premium, and Ultimate models.

The DEI D-Mat Roof Insulation and Sound Control Kit is engineered to mitigate the high levels of cabin noise and vibration common in the Xpedition ADV. This kit features precision CNC-cut D-Mat panels designed to fit seamlessly behind the front and rear factory headliners. By installing these thermal and acoustic barriers, you significantly reduce engine drone and radiant heat transfer through the roof, maintaining a more comfortable cabin temperature and quieter interior.

This specific kit (MPN 902412) is designed for owners who have already addressed other interior areas and require targeted insulation for the roof. For a complete vehicle-wide sound control system, see DEI part number 902411.

• Precision CNC-cut D-Mat material for exact fitment inside factory headliners
• Effective sound deadening and thermal insulation across the entire roof area
• Reduces engine noise, vibration, and harshness (NVH)
• Maintains factory-finished interior appearance
• Manufacturer Part Number: 902412
• Proudly made in the USA

The DEI 50620 Universal 2-Door Vapor Kit is a high-tech, lightweight solution designed to block moisture, reduce cabin noise, and provide thermal insulation. This kit serves as a direct upgrade or replacement for worn-out, ineffective factory vapor barriers, protecting your door panels and interior from condensation while improving overall driving comfort.

Constructed from closed-cell PVC foam with a reflective aluminum facing, the material effectively eliminates vibration and dampens road noise. The integrated adhesive backing allows the barrier to conform easily to the irregular surfaces and contours of the inner door skin, ensuring a seamless seal against the elements.

• Manufacturer Part Number: 50620
• Universal fitment for two doors
• Material: Closed-cell PVC foam with reflective aluminum facing
• Reduces moisture intrusion and condensation
• Eliminates cabin noise and panel vibration
• Thermal insulation protects against extreme temperatures
• Adhesive backing for straightforward installation
• Flexible construction conforms to irregular door surfaces

Fits all 1990-2005 Mazda Miata models (NA and NB chassis), including Base, LS, Mazdaspeed, and Special Editions.

Quiet your cabin and improve acoustics with the DEI Boom Mat Interior Floor Vibration Damping Material Kit. This kit is specifically engineered to treat the metal floor pans, rear bulkhead, and rear deck—the primary sources of road noise and structural resonance in the Miata. By adding this mass-loading damping material, you significantly reduce the rattles, squeaks, and vibrations that often plague these lightweight roadsters.

The kit utilizes DEI's thin and pliable Boom Mat material, which conforms easily to the Miata's complex curves and tight spaces. Beyond noise reduction, this material helps minimize heat intrusion from the engine compartment and transmission tunnel for a more comfortable driving experience. Installation is straightforward with pre-cut 6" x 6" and 12" x 12" pieces featuring a high-tack self-adhesive backing—no messy glues or permanent vehicle modifications are required.

• Specifically targets floor, rear bulkhead, and rear deck vibration
• Reduces road noise and improves interior sound quality
• Provides a barrier against engine and transmission heat
• Includes pre-cut 6 in. x 6 in. and 12 in. x 12 in. damping sheets
• Thin, pliable construction conforms to bends and curves
• Self-adhesive, peel-and-stick backing for simple installation
• Black textured finish for a clean, professional look
• Manufacturer Part Number: 50600

Fits 1990-2015 Mazda Miata and MX-5 Miata models.

The DEI Boom Mat Door Vibration Damping Kit (MPN 50296) is engineered to eliminate the rattles, squeaks, and road noise common in lightweight door panels. By applying high-mass damping material to the inner metal door skins, you reduce resonance and vibration, creating a more controlled acoustic environment and improving the clarity of your audio system. This kit also helps reduce heat intrusion from the engine compartment into the cabin for a more comfortable driving experience.

Each kit is designed for a mess-free installation using a high-tack, self-adhesive backing. The thin, pliable material easily conforms to the bends and tight curves of the Miata's door structure without the need for modifications.

• Reduces road noise, body vibrations, and engine heat intrusion
• Black textured finish for a clean, integrated look
• Simple peel-and-stick application with high-bond adhesive
• Includes (4) 6 in. x 12 in. pre-cut damping pieces
• Includes (2) 2 in. x 24 in. rolls of damping tape
• Manufacturer Part Number: 50296

Fits 1990-2005 Mazda Miata (NA & NB generations) including Base, LS, Mazdaspeed, and Special Edition models.

Control cabin temperatures and reduce intrusive road drone with the DEI Under Carpet Interior Insulation Kit (MPN 50295). This kit replaces or augments worn factory padding with 1/2-inch thick UC Lite™, a high-tech composite material engineered to block radiant heat transfer through the firewall, floor pans, and transmission tunnel. By insulating these critical areas, you protect the interior from exhaust heat and drivetrain warmth while significantly dampening tire and wind noise.

Every piece in this kit is CNC-cut to ensure a precise fit against the Miata's specific floor contours, allowing for a straightforward installation behind the seats, over the console, and across the rear tray. The lightweight construction makes it an ideal solution for performance-oriented builds where thermal management and improved acoustics are required without adding significant bulk.

• Material: 1/2-inch thick UC Lite™ composite
• Fitment: CNC-cut for 1990-2005 Mazda Miata (NA/NB)
• Function: Thermal insulation and acoustic sound absorption
• Installation: Pre-cut pieces for floor, tunnel, and rear tray
• Manufacturer Part Number: 50295

Fits select 1964-1965 Chevrolet models including Bel Air, Biscayne, C/K Series Pickups, Chevelle, Chevy II, Corvair, Corvette, El Camino, G10, Impala, and Suburban.

DEI Black Under Hood™ Insulation Kits are engineered to replace worn, oil-soaked, or sagging factory hood liners with a modern high-performance thermal and acoustic barrier. This pre-cut kit effectively controls engine heat to protect your exterior paint from bubbling and discoloration while damping mechanical noise for a quieter passenger compartment. Each piece is CNC-cut for a precise fit and features an aggressive pressure-sensitive adhesive backing for a straightforward peel-and-stick installation.

• Replaces dirty or damaged factory hood liners
• Black textured finish for a clean, durable look
• Protects hood paint from engine heat and chemicals
• Reduces engine noise for improved interior acoustics
• CNC-cut for factory-accurate fitment
• Easy self-adhesive installation
• Manufacturer Part Number: 50128

Fits select 1966 Chevrolet models including Bel Air, Biscayne, C10/K10/C20/C30, Caprice, Chevelle, Chevy II, Corvair, Corvette, El Camino, Impala, and Suburban.

The DEI Black Under Hood Insulation Kit (50127) provides a professional-grade solution for replacing worn, dirty, or missing factory hood liners. Engineered from specialized Under Hood material, this kit effectively controls radiant engine heat to protect your exterior paint finish from fading and bubbling while significantly reducing engine noise for a quieter passenger compartment.

Each kit is CNC-cut for a precise fit specifically for 1966 factory hoods, ensuring full coverage and a clean look without the need for manual trimming. The aggressive, high-bond self-adhesive backing allows for a straightforward peel-and-stick installation that stays secure even under extreme temperature cycles.

• Precision Fit: Custom CNC-cut for 1966 Chevrolet factory hood contours.
• Heat Shielding: Protects exterior hood paint from high engine temperatures and engine-bay chemicals.
• Acoustic Control: Damps engine and mechanical noise for improved cabin comfort.
• Peel-and-Stick Application: Features an aggressive adhesive backing for a permanent, tool-free installation.
• Durable Finish: Textured black material provides a clean, restored appearance that resists wear.
• MPN: 50127

Fits 1967 Chevrolet Chevelle 300, 300 Deluxe, Concours, Malibu, and SS 396.

Restore the interior of your engine bay and protect your exterior finish with the DEI Black Under Hood™ Insulation Kit (MPN 50126). Engineered as a direct replacement for worn or missing factory liners, this kit controls engine-generated heat and suppresses mechanical noise to create a quieter cabin environment. The black textured finish provides a clean, professional appearance that stands up to the chemicals and temperatures found in high-performance engine bays.

Each kit is CNC-cut for precise fitment against the factory 1967 Chevelle hood contours. Installation is efficient and secure thanks to the aggressive peel-and-stick adhesive backing, eliminating the need for messy spray adhesives or mechanical fasteners.

• CNC-cut for a precise, vehicle-specific fit on 1967 Chevelle factory hoods
• Durable black textured finish protects hood paint from heat-related damage
• Reduces engine noise transfer for a quieter passenger compartment
• High-bond adhesive backing for simple peel-and-stick installation
• Custom-fit for all 1967 Chevelle submodels including SS 396
• Manufacturer Part Number: 50126

Fits select 1968-1969 Chevrolet models including Camaro, Corvette, Chevelle, El Camino, and C10/K10 trucks.

Protect your classic's exterior finish and improve cabin comfort with the DEI Black Under Hood™ Pre-Cut Insulation Kit. This kit is engineered to replace deteriorating or missing factory liners with a modern, high-performance thermal and acoustic barrier that manages the intense heat and vibration found in modified or high-performance engine bays.

Constructed from DEI's specialized Black Under Hood material, this kit effectively absorbs mechanical noise while shielding your hood's paint from extreme temperatures and chemical vapors that cause bubbling or discoloration. Each piece is precision CNC-cut to match factory hood configurations, ensuring a professional, clean appearance that looks original to the vehicle.

• Thermal Protection: Significantly reduces hood surface temperatures to preserve paint and finish.
• Acoustic Dampening: Controls engine noise for a quieter, more refined passenger compartment.
• CNC Precision: Custom-cut pieces ensure a direct fit for the factory hood structure.
• Easy Installation: High-temperature, aggressive peel-and-stick adhesive backing for a permanent bond without messy sprays.
• Textured Finish: Durable black material provides a clean, long-lasting aesthetic.
• Manufacturer Part Number: 50125

Fits select 1970-1972 Chevrolet models including Chevelle, Camaro, El Camino, Nova, Corvette, and C10/K10 Series trucks.

The DEI Black Under Hood™ Insulation Kit provides a professional solution for replacing worn, oil-soaked, or missing factory hood liners. Engineered for vehicles where high-performance components generate significant engine bay heat, this kit utilizes DEI's specialized thermal material to protect your exterior paint finish while dampening mechanical noise for a quieter cabin experience. Each piece is CNC-cut for a precise fit, ensuring an OEM-plus appearance for your restoration or street machine.

• CNC-cut specifically for factory hoods to ensure a precise fit
• Aggressive self-adhesive backing for a simple peel-and-stick installation
• Black textured finish provides a durable, long-lasting, and clean engine bay aesthetic
• Effective thermal barrier helps reduce hood surface temperatures to protect paint
• High-performance acoustic insulation minimizes engine noise transfer to the passenger compartment
• Replaces dirty, worn, or saggy factory insulation
• Manufacturer Part Number: 50124

Fits select 1970-1972 Chevrolet models including Bel Air, Camaro, Chevelle, Corvette, El Camino, Monte Carlo, and C/K Series Trucks.

The DEI Black Under Hood™ Pre-Cut Insulation Kit is an essential upgrade for classic Chevrolet restorations and high-performance builds. Designed to replace worn, dirty, or missing factory hood liners, this kit effectively controls engine heat and suppresses mechanical noise, creating a quieter passenger compartment and protecting your exterior hood paint from thermal damage and chemical exposure.

Each kit is CNC-cut for a precise fit on factory hoods and features a durable, black textured finish that provides a clean, professional look. The high-tack, self-adhesive backing ensures a permanent bond without the need for additional glues or messy sprays. Simply peel and stick for an immediate improvement in thermal and acoustic performance.

• Brand: DEI (Design Engineering, Inc.)
• Part Number: 50097
• Material: Black Under Hood™ thermal and acoustic insulation
• Finish: Black textured surface
• Installation: Aggressive self-adhesive peel-and-stick backing
• Manufacturing: CNC cut for a precise fitment
• Benefits: Protects paint from engine heat and reduces cabin noise levels

Fits 1969-1974 Chevrolet Nova Base and Custom models.

The DEI Under Hood™ Pre-Cut Insulation Kit (MPN 50096) is a technical solution for managing engine bay heat and acoustic resonance in classic Nova restorations. Constructed from high-performance Black Under Hood™ material, this kit replaces degraded or missing factory liners to protect exterior paint from heat-induced fatigue and chemical exposure. Each component is CNC-cut for a precise fit on factory hoods and features an aggressive, high-temperature adhesive backing for a permanent peel-and-stick installation.

• Direct fit for 1969-1974 Chevrolet Nova (Base and Custom)
• Protects hood paint by lowering surface temperatures
• Reduces engine noise transmission for a quieter cabin
• Durable black textured finish for a clean, factory-correct look
• CNC-cut dimensions for precise coverage without trimming
• Simple peel-and-stick application with aggressive adhesive backing
• Manufacturer Part Number: 50096

Fits 1984-2001 Jeep Cherokee XJ across all trims including Base, Sport, Limited, and SE.

Restore the protection and finish of your engine bay with the DEI Under Hood Liner Kit (MPN 50084). Designed specifically for the XJ platform, this kit replaces worn-out, sagging, or oil-soaked factory insulation that can no longer shield your hood's paint from high engine temperatures. Beyond thermal protection, this kit effectively dampens engine noise to provide a quieter ride, whether you are on the highway or the trail.

• Custom CNC Cut: Precision-tailored for an exact fit on 1984-2001 Jeep Cherokee hoods.
• Aggressive Adhesive: Features a high-temperature peel-and-stick backing for a permanent bond and straightforward installation.
• Paint Protection: Acts as a thermal barrier to prevent hood paint from bubbling or cracking due to engine heat.
• Noise Reduction: Constructed from specialized black insulation material to absorb and reduce engine bay resonance.
• Durable Finish: Engineered to withstand harsh engine chemicals and under-hood debris.

Fits select 2007-2017 Jeep Wrangler and Wrangler Unlimited JK models (Rubicon, Sahara, Sport, and X).

The DEI Under Hood Liner Kit is a custom-engineered solution designed to address both thermal management and cabin noise. For Jeep owners with worn factory insulation or those looking to upgrade their vehicle's protection, this kit provides a direct-fit barrier that shields the hood's exterior paint from the high temperatures generated within the engine compartment.

Beyond thermal protection, this liner significantly reduces engine noise, contributing to a quieter, more refined driving experience. The panels are custom-cut to match the specific contours of the JK hood for an exact fit. Installation is straightforward thanks to an aggressive peel-and-stick adhesive backing that ensures a permanent bond to the underside of the hood without the need for mechanical fasteners or specialized tools.

• Protects hood paint from engine heat and surface scratches
• Reduces engine compartment noise for a quieter cabin
• Custom-cut for an exact fit on 2007-2017 Jeep Wrangler JK hoods
• Aggressive peel-and-stick adhesive backing for quick installation
• High-performance acoustic and thermal insulation material
• Manufacturer Part Number: 50083

Fits 1967-1972 Chevrolet C10 Pickup Base.

The DEI Under Carpet Lite Interior Floor Insulation Kit (MPN 50025) provides a professional-grade thermal and acoustic barrier for your classic truck. This kit is engineered to block radiant heat transfer from the engine bay and exhaust system while significantly reducing tire, road, and engine noise. Utilizing DEI's Under Carpet Lite material, this kit offers an effective way to dampen cabin vibrations and improve overall interior comfort without adding excessive weight.

Designed for straightforward installation, each piece is pre-cut specifically for the 1967-1972 C10 floor. The peel-and-stick adhesive backing eliminates the need for messy spray glues, ensuring a secure bond to the floor pans. This kit is an essential upgrade for any restoration project aiming to achieve modern cabin quietness and heat management.

• Material: Under Carpet Lite thermal-acoustic insulation
• Fitment: Pre-cut for 1967-1972 Chevrolet C10 floor pans
• Installation: Peel-and-stick adhesive backing
• Function: Blocks radiant heat and reduces NVH (Noise, Vibration, Harshness)
• Manufacturer Part Number: 50025

Fits 2022-2026 Ford Maverick models, including XL, XLT, Lariat, Tremor, and Lobo.

Eliminate excessive engine drone and protect your vehicle's exterior finish with the DEI Under Hood Liner Kit. Factory Ford Maverick hoods lack insulation, which allows engine noise to echo into the cabin and radiant heat to impact the hood's painted surface directly. This application-specific liner provides a dual-layer barrier that absorbs acoustic energy while shielding the hood from heat-induced paint degradation.

Constructed from a high-performance polyester fiber composite with a black nonwoven facing, this kit offers a low-profile, OE-style appearance. The high-temp pressure-sensitive adhesive backing ensures a secure bond even in extreme engine bay conditions. Precision CNC-cut for a perfect fit, the installation is a simple peel-and-stick process that typically takes less than 30 minutes with no drilling or specialty fasteners required.

• Custom CNC-cut specifically for 2022-2026 Ford Maverick hood geometry
• Dual-layer construction provides both thermal insulation and acoustic damping
• Reduces engine noise for a quieter, more refined driving experience
• Protects hood paint from radiant heat and premature fading
• Peel-and-stick installation with high-temp pressure-sensitive adhesive
• Materials: Lightweight polyester fiber with black nonwoven facing
• Manufacturer Part Number: 50017
• Made in the USA