--- product_id: 653324827 title: "Car Sound Deadening Mat 157mil 55.41sqft Car Material" brand: "aggsound" price: "$224.57" currency: USD in_stock: true reviews_count: 13 category: "Agg Sound" url: https://www.desertcart.us/products/653324827-car-sound-deadening-mat-157mil-55-41sqft-car-material store_origin: US region: United States of America --- # Reduces engine & road noise Blocks up to 98% radiant heat 4mm high-density foam Car Sound Deadening Mat 157mil 55.41sqft Car Material **Brand:** aggsound **Price:** $224.57 **Availability:** ✅ In Stock ## Summary > 🔇 Drive Quieter, Cooler, and Smarter — Upgrade Your Ride’s Comfort Today! ## Quick Answers - **What is this?** Car Sound Deadening Mat 157mil 55.41sqft Car Material by aggsound - **How much does it cost?** $224.57 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/653324827-car-sound-deadening-mat-157mil-55-41sqft-car-material) ## Best For - aggsound enthusiasts ## Why This Product - Trusted aggsound brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Strong Adhesive Backing:** Heat-resistant adhesive ensures a firm, no-slip installation that stays put even in summer heat. - • **Tailored Thickness Options:** Choose from multiple thicknesses (4mm to 1 inch) to customize soundproofing and insulation to your exact needs. - • **Premium 4mm Closed-Cell Foam:** Dense, durable foam that won’t compress or lose shape over time for lasting performance. - • **Ultimate Heat & Noise Barrier:** Blocks 98% of radiant heat while slashing engine and road noise for a serene cabin experience. - • **Versatile & Easy Installation:** Cut, trim, and fit complex contours effortlessly with a simple 5-step process—perfect for doors, floors, hoods, and trunks. ## Overview AggSound’s Car Sound Deadening Mat features a premium 4mm high-density closed-cell foam that blocks up to 98% of radiant heat and significantly reduces engine and road noise. With a strong, heat-resistant adhesive backing, it offers easy, durable installation across vehicle floors, doors, hoods, and trunks. Available in multiple thicknesses, this versatile soundproofing and thermal insulation solution delivers a cooler, quieter ride while maintaining a sleek, professional finish. ## Description Buy AggSound Car Sound Deadening Mat 157mil 55.41sqft Car Material | 4mm Closed Cell Foam Heat Insulation PE Foam Sound Deadener for Car Floor Door: Insulation - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: AMAZING - Great product Review: Quality material easy to work with - Good quality dense material. The square cuts are easy to work with and the adhesive backings are strong. Just be sure where you want it to stick because once the mat is laid down, it's hard to reposition it without the foam tearing apart. ## Features - [Premium 4mm Foam] This 3-layer sound deadener blocks up to 98% of radiant heat and reduces road noise. Featuring 4mm high-density closed-cell foam with strong adhesive, it provides superior thermal insulation for hoods, floors, and doors. Easy to cut and install, it delivers a cooler, quieter ride for cars, trucks, and RVs. - [Quiet Ride & Vibration Deadener] Effectively reduces engine vibrations and road noise for a quieter cabin even in rainy or humid conditions. Acts as a thermal barrier to keep your vehicle cooler in summer and warmer in winter. Easy to trim and install for a clean, long-lasting look. - [Durable & Easy Install] Made of high-density closed-cell foam that won't collapse or compress over time. Features heat-resistant, strong adhesive to stick firmly even in summer without falling off. Flexible material is easy to cut, trim, and fit complex contours yourself. The smooth backing peels easily for a clean, long-lasting finish on vehicle surfaces. - [Wide Application] Features a simple 5-step process: disassemble, clean, cut, paste, and reassemble. This versatile material is engineered to fit tight gaps in car doors, hoods, trunks, and firewalls without interfering with panel closure. Ideal for sound deadening, heat shielding, and shock absorption in key vehicle areas. - [A variety of different thicknesses to meet different needs] AggSound offers a variety of different thicknesses of insulation foam 4mm/6mm/8mm/10mm/0.25inch/0.5inch/1inch etc. to meet the different needs of the application. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BWD1M9Y5 | | Best Sellers Rank | #6,793 in Automotive ( See Top 100 in Automotive ) #12 in Automobile Insulation | | Brand | AggSound | | Brand Name | AggSound | | Coverage | 1.42 square_feet | | Customer Reviews | 4.4 out of 5 stars 59 Reviews | | Included Components | car sound insulation | | Item Dimensions L x W | 15.7"L x 13"W | | Item Highlight | 4mm Closed Cell Foam Heat Insulation PE Foam Sound Deadener for Car Floor Door | | Item Thickness | 157 mils | | Item Type Name | car sound insulation | | Manufacturer | AggSound | | Manufacturer Part Number | YY04PM55-1 | | Material | 157mil | | Material Type | 157mil | | Model Number | 01 | | Number of Items | 39 | | Product Dimensions | 15.7"L x 13"W | | Recommended Uses For Product | automotive soundproofing and heat insulation | | Unit Count | 55 Square Feet | ## Product Details - **Brand:** AggSound - **Item Thickness:** 157 mils - **Material:** 157mil - **Product Dimensions:** 15.7"L x 13"W - **Recommended Uses For Product:** automotive soundproofing and heat insulation ## Images ![Car Sound Deadening Mat 157mil 55.41sqft Car Material - Image 1](https://m.media-amazon.com/images/I/61i0b-LnNdL.jpg) ![Car Sound Deadening Mat 157mil 55.41sqft Car Material - Image 2](https://m.media-amazon.com/images/I/71ZMCDNgiDL.jpg) ![Car Sound Deadening Mat 157mil 55.41sqft Car Material - Image 3](https://m.media-amazon.com/images/I/71VMFIH0L2L.jpg) ![Car Sound Deadening Mat 157mil 55.41sqft Car Material - Image 4](https://m.media-amazon.com/images/I/81vBKngH2YL.jpg) ![Car Sound Deadening Mat 157mil 55.41sqft Car Material - Image 5](https://m.media-amazon.com/images/I/71iY2rO-7LL.jpg) ## Available Options This product comes in different **Material Type, Style** options. ## Questions & Answers **Q: Does it come with installation instructions? What's the best way to install it for maximum results?** A: 1.Remove & Clean: Take off interior panels; clean and dry surfaces 2.Cut to Fit: Pre-cut insulation for doors, floor, and roof 3.Apply & Seal: Peel, stick, then seal seams with foil tape (sold separately) 4.Reinstall: Replace all interior components **Q: What's the difference between Aluminum Foil and Closed-cell Foam?What are the best sound deadening solutions for sound?** A: 394mil Aluminum Foil excels in heat blocking. 157mil Closed-cell Foam (higher density) is better for soundproofing. For best results: combine 157mil foam with Butyl Sound Deadener (sold separately) to kill vibration and block noise effectively. **Q: How do I properly install the Butyl + 157mil High-Density Closed-cell Foam combination?** A: 1. Remove, Clean & Cut. 2. Apply butyl sheets(50–60% coverage is optimal), damping vibration, reducing low-frequency noise. 3. Install foam over butyl. Effectively blocks mid-high frequency noise. 4. Check. This combo ensures optimal noise reduction. **Q: How do sound deadening materials work to reduce noise? Can it reduce road noise? Can it be used on car doors?** A: Yes, Closed-cell Foam reduces road noise through:1.Sound absorption (energy to heat conversion) 2.Acoustic impedance reflection 3.Mass law blocking of mid-high frequencies. Its structure effectively reduces road/wind noise transmission into cabin. **Q: Does it require any special tools for the installation? Is a roller necessary?** A: Basic tools: gloves, utility knife, measuring tape. A roller (sold separately) is highly recommended to ensure proper adhesion of butyl/foam. Aluminum foil tape is essential for sealing seams. Keeping surfaces clean is crucial for optimal results. ## Customer Reviews ### ⭐⭐⭐⭐⭐ AMAZING *by S***E on August 24, 2026* Great product ### ⭐⭐⭐⭐⭐ Quality material easy to work with *by C***B on November 12, 2024* Good quality dense material. The square cuts are easy to work with and the adhesive backings are strong. Just be sure where you want it to stick because once the mat is laid down, it's hard to reposition it without the foam tearing apart. ### ⭐⭐⭐⭐⭐ Friendly driver *by A***R on July 11, 2025* Good ## Frequently Bought Together - AggSound 157mil 55sqft Universal Sound Deadener for Cars with Aluminum Foil Tape&Car Trim Removal Tool-Auto Closed Cell Foam Noise Deadening Material-Heat Hood Shield Insulation Dampening Mat - LUMITECO Bearings Equipped Automotive Car Audio Sound Deadening Application Wheel Roller, Heat Abatement Mat Wallpaper Application PU Smoothing Tool Seam Roller - Amazon Basics Car Sound Deadener, 18″ x 32″ (9-Piece) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/653324827-car-sound-deadening-mat-157mil-55-41sqft-car-material](https://www.desertcart.us/products/653324827-car-sound-deadening-mat-157mil-55-41sqft-car-material) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-22*