The Metra Electronics Ballistic Hollow Point Series SDHP-DK is a practical and effective sound damping kit designed to reduce vibrations, eliminate rattles, and improve overall audio clarity inside your vehicle. Built with a lightweight butyl rubber composite and an aluminum constraining layer, it delivers dependable damping performance while remaining easy to install across a wide range of interior surfaces. Its flexible construction helps it conform smoothly to metal panels, making it a great option for improving comfort and sound quality without a complicated installation process.
This kit includes six 12 inch by 24 inch sheets, providing a total coverage of 12 square feet, making it ideal for door panels and other mid sized applications. With a 2mm thickness, it offers a solid balance of performance and ease of use for both beginners and experienced installers. The material features a black aluminum backing with a subtle ghosted Ballistic logo for a clean, professional appearance. The SDHP-DK is a reliable choice for anyone looking to enhance their vehicle’s sound system performance while reducing unwanted road noise and vibration.