DEI Roof Insulation Kit for Polaris Xpedition ADV5 4-Door

DEI calls Xpedition ADV interiors “extremely noisy,” and anyone who has driven one with the doors on knows why. The DEI Roof Insulation Kit for Polaris Xpedition ADV5 4-Door cuts engine noise and vibration for a quieter, more comfortable cab.

Witchdoctors sells genuine Design Engineering Inc. (DEI) parts. DEI has built heat and sound control products for cars, trucks, motorcycles and powersports for decades.

Why Choose the DEI Roof Insulation Kit for Polaris Xpedition ADV5 4-Door

This kit is CNC-cut DEI D-Mat that fits inside the front and rear headliners for sound deadening and thermal insulation across the roof. DEI intends it for owners who have already modified their Xpedition and haven’t addressed the roof; for a complete system it points to the full Sound Control Kits. DEI says the kits are made in the USA. This roof-only kit is for the 4-door ADV5; DEI 902412 is the 2-door ADV version.

Key Features

• CNC-cut DEI D-Mat for front and rear headliners
• Sound deadening plus thermal insulation
• Factory-finished look
• Made in the USA, per DEI

Specifications

• Brand: Design Engineering Inc. (DEI)
• Part number: 902416
• Kit: Roof Insulation Kit
• Vehicle: Polaris Xpedition ADV5 4-Door
• Materials: DEI D-Mat
• Version: Xpedition ADV5 4-Door (ADV5 models only)

Specifications are from DEI and catalog listings (verify before ordering).

Fitment

Listed for these vehicles, per catalog listings (verify before ordering):

• Polaris Xpedition ADV5 4-Door 2024-2026 (ADV5 models only)

Always confirm the exact year, model and trim before ordering. Contact us with your VIN if you’re unsure.

How to Choose

• Plan coverage by square footage, and add 10% for trimming.
• Treat the loudest panels first: floor, firewall, doors and roof.
• Clean panels with a degreaser before applying adhesive products.
• Pair damping mats with speaker baffles for the best audio results.

Installation Tips

1. Remove trim panels and clean the surface with a degreaser.
2. Cut the material to size.
3. Peel the liner and press it on, then roll it firmly to remove air pockets.
4. Reinstall the panels.

Care and Safety

• Inspect the material periodically for damage, lifting edges or wear, and replace it if it’s degraded.
• Never work on a hot exhaust or engine.
• Keep heat products away from moving parts, belts and the drive line.
• Follow DEI’s instructions and your service manual.

Related DEI Products

• DEI 3-Piece Floor Mat Set for Polaris Xpedition 4-Door
• DEI Roof Insulation Kit for Polaris Xpedition ADV 2-Door
• DEI Boom Mat Sound Damping Sheets 12" x 12.5" (2-Pack)
• DEI Boom Mat Acoustic Tiles 8-Pack (17 sq ft)

Shop all DEI products, UTV audio systems and UTV audio roofs.

Helpful Guides From the Witchdoctors Blog

• Stop Loud Cockpit Noise: How to Soundproof a UTV Cab
• Why Is My UTV Sound System Drowned Out by Engine and Wind Noise?
• What Do UTV & ATV Heat Barriers & Heat Shields Do?

Frequently Asked Questions

Is this a genuine DEI product?

Yes. Witchdoctors sells genuine Design Engineering Inc. (DEI) products by part number.

How much material do I need?

Measure the panels you want to treat, add up the square footage and add about 10% for trimming.

Will it improve my stereo?

Damping panel vibration and lowering cab noise lets your speakers sound clearer.

Can I return it?

Contact our customer service team before installing the product, and we’ll help under our return policy.

Where to Ride

Quieter, cooler and ready to ride. Try one of these off-road destinations:

• Muddy Bottoms ATV & Recreation Park (Sarepta, Louisiana): about 150 miles of trails
• Turkey Bay OHV Area at Land Between the Lakes (Golden Pond, Kentucky): about 100 miles of trails

Order the DEI Roof Insulation Kit for Polaris Xpedition ADV5 4-Door Today

Add the DEI Roof Insulation Kit for Polaris Xpedition ADV5 4-Door to your cart, and Witchdoctors will ship it fast. Have a question about size or fitment? Contact our team, and we’ll help you choose.

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Returns

If your order arrives and it is not right, we will we'll fix it. We promise!

Doesn't fit or just not happy with it? You can return any new, unopened, unused or unaltered item within 30 days of delivery receipt of your item. We will issue a refund to your original payment method.

See our full Return Policy for all of the pertinent details.