--- product_id: 533207008 title: "RDBS 6.5\" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles" brand: "rdbs" price: "₱4689" currency: PHP in_stock: true reviews_count: 12 category: "Rdbs" url: https://www.desertcart.ph/products/533207008-rdbs-6-5-car-door-speaker-enhancer-system-sponge-kit store_origin: PH region: Philippines --- # Vibration & distortion reduction 6.5-inch perfect fit Self-adhesive gasket tape RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles **Brand:** rdbs **Price:** ₱4689 **Availability:** ✅ In Stock ## Summary > 🎶 Upgrade your ride’s sound game — hear every beat like never before! ## Quick Answers - **What is this?** RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles by rdbs - **How much does it cost?** ₱4689 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/533207008-rdbs-6-5-car-door-speaker-enhancer-system-sponge-kit) ## Best For - rdbs enthusiasts ## Why This Product - Trusted rdbs brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Self-adhesive gasket tape guarantees a tight seal without the hassle. - • **All-Around Noise Elimination:** Use on four speakers to block noise from every direction, enhancing your car’s soundstage. - • **Crystal-Clear Sound Every Drive:** Eliminates unwanted vibrations and distortion for pristine audio clarity. - • **Durable, High-Quality Materials:** Built to last and maintain performance, giving your audio system a professional upgrade. - • **Precision Fit for 6.5" Speakers:** Custom-designed foam rings and bass blockers ensure a snug, secure installation. ## Overview The RDBS 6.5" Car Door Speaker Enhancer System is a premium foam kit designed to improve your car audio by reducing vibrations and distortion. Featuring self-adhesive gasket tape for easy installation and a perfect fit for 6.5-inch speakers, it blocks unwanted noise from all directions, delivering clearer, richer sound. Trusted by thousands with a 4.4-star rating, this kit is a must-have for audiophiles seeking a professional-grade upgrade. ## Description Product description Speaker Foam Baffles by RDBS solve the problem of speakers openings acoustically coupling, which made of closed cell foam board to further enhance audio effects. The fast ring is a laser cut foam product with peel away adhesive on the back, make it easier to install. Our fast ring separate into 4 pieces. The first is a special gasket for fixing the speaker on the surface of the baffle. The second and third rings surround the edge behind the speaker to absorb hard surfaces (such as the inside of a car door) and unnecessary reflections. The fourth ring surrounds the outer edge. By using multiple rings, the kit improves the audio projection to the cabin, reduces unnecessary back reflections and the sound. In addition, the design of multiple ring sizes allows you to provide a variety of options for the size of your speakers! No matter what level of system you have, whether it be something with a high end DSP, or just a daily driver, these make a large improvement in sound. Rock music comes alive and clean guitars are even clearer. The package includes 4 pack speaker foam rings which improve the sound quality for the 4 car doors . After installation, you can enjoy 360 degree surround mid-bass in the car. Why choose our speaker fast rings? Multiple Size Options For You Speaker baffles kit with 3 rings, suitable for multiple sizes (6 inch, 6.5 inch, 6.75 inch) of speakers can be selected. If you want to improve the sound effect please place an order to buy!! 6 inch 6.5 inch 6.75 inch Speakers foam baffles create a good seal and prevent the sound from being lost inside the door. The back punch gets canceled out and all the sound is funneled into your car. The kit improves the projection of the audio into the car cabin and reduces unwanted rear reflections that can degrade the sound. Prevent sound quality from spreading Improve speaker sound quality Absorb the door echo Enhanced acoustics HIGH QUALITY Our speaker fast ring made of ENA sponge with high resilience, can not deformation when squeezed. WATERPROOF Ordinary sponges absorb water in rainy days or washing your car, resulting in poor sound quality, damp and moldy. Our fast ring eliminates such problems for you. SELF ADHESIVE The back of our fast ring comes with 3M glue, which is convenient to use. Please confirm the installation position before installation to avoid multiple tearing that affects the paste effect. Review: Great Product - Just what my speakers need to improve sound quality! Review: Great - They work Great. Adhesion is excellent. I’m not worried about them coming free at all. I have some 7” Ken’s woods up front, so the interior diameter of the biggest ring was a little bit small. I was able to fix this by essentially cutting the biggest ring in half, all the way around the circle, which turned one ring into two. One with a larger inner ring diameter which worked perfectly for the 7” kenwood. The smaller ring with interior diameter of 6.5” worked perfectly for my 6.5’s in the rear. So I basically turned 4 rings into 8. It’s an excellent value. They are a little too thick to put my door panel back on so I am going to have to trim them down a little bit but that’s not a problem either. I’m very happy with the purchase. Highly recommended. ## Features - Enhance sound quality and protect your speakers with our premium bass blockers and fast rings for 6.5 speakers - Car loudspeaker light foam baffle prevents unwanted vibrations and reduces distortion for a clearer sound - Made from high-quality materials, self adhesive gasket tape ensures a tight seal and prevents air leaks, easy to install and provide a perfect fit - Fast rings 6.5 speaker kit can be used on four speakers to eliminate noise in all directions - Get the most out of your car's audio system with our 6.5 speaker baffle ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C1S5QVBH | | Best Sellers Rank | #15 in Car Speaker Bass Blockers | | Customer Reviews | 4.4 4.4 out of 5 stars (448) | | Date First Available | April 7, 2023 | | Item Weight | 4.5 ounces | | Package Dimensions | 7.96 x 7.76 x 4.22 inches | ## Images ![RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - Image 1](https://m.media-amazon.com/images/I/61PAnIQJZ7L.jpg) ![RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - Image 2](https://m.media-amazon.com/images/I/712Cp+As5CL.jpg) ![RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - Image 3](https://m.media-amazon.com/images/I/71dJ9kRwYFL.jpg) ![RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - Image 4](https://m.media-amazon.com/images/I/71zhQriEkcL.jpg) ![RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - Image 5](https://m.media-amazon.com/images/I/71wtHII6lXL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great Product *by S***. on February 28, 2026* Just what my speakers need to improve sound quality! ### ⭐⭐⭐⭐⭐ Great *by K***T on February 5, 2021* They work Great. Adhesion is excellent. I’m not worried about them coming free at all. I have some 7” Ken’s woods up front, so the interior diameter of the biggest ring was a little bit small. I was able to fix this by essentially cutting the biggest ring in half, all the way around the circle, which turned one ring into two. One with a larger inner ring diameter which worked perfectly for the 7” kenwood. The smaller ring with interior diameter of 6.5” worked perfectly for my 6.5’s in the rear. So I basically turned 4 rings into 8. It’s an excellent value. They are a little too thick to put my door panel back on so I am going to have to trim them down a little bit but that’s not a problem either. I’m very happy with the purchase. Highly recommended. ### ⭐⭐⭐⭐ Nice quality rubber, but small for needs *by C***P on July 22, 2022* Rubber quality is nice. Easy to use, sticky. Center circle was much smaller than I have used in the past and not sure big enough to do much. For a 6.5 it was too small. Would have been better with 1 x 6.5 ring with large center circle. I knew these were a bit thin (not a lot of height), so I cannot complain. That said, I will look for something with more depth down the road for behind my speaker (i used them in back, for front they would be fine--maybe too thick depending on space between door card and speaker. But, easy to trim). ## Frequently Bought Together - RDBS 6.5" Car Door Speaker Enhancer System Sponge Kit 6.5 Inch Foam Fast Rings Horns Soundproof Foam Bass Blockers Foam Baffles - KILMAT 80 mil 36 sqft Car Sound Deadening Mat, Butyl Automotive Sound Deadener, Audio Noise Insulation and dampening --- ## 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.ph/products/533207008-rdbs-6-5-car-door-speaker-enhancer-system-sponge-kit](https://www.desertcart.ph/products/533207008-rdbs-6-5-car-door-speaker-enhancer-system-sponge-kit) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-06-06*