Experience next-level bass with Alpine's 2nd-Gen R-Series 8-inch Subwoofer (R2-W8D4), featuring advanced sound performance and dual 4-ohm voice coils for flexible configurations. Designed with a powerful, double-stacked magnet structure, this subwoofer offers deep, controlled bass with minimized distortion thanks to an integrated Faraday ring. The Kevlar-treated cone ensures durability, while the unique polypropylene/ceramic composite dust cap provides internal damping for consistent, high-quality sound output. Built for reliability, the R2-W8D4 can handle high volumes without sacrificing performance. The High Amplitude Multi-Roll (HAMR) Surround Technology enables 12mm cone excursion, promoting accurate, clean bass movement. An “EZ-Change” twist-lock grille system (compatible with the KTE-8G, sold separately) offers protection and ease of installation, making it perfect for seamless integration into your sound system. Elevate your listening experience with a subwoofer engineered for superior bass output, reliability, and versatility. The 2nd-Gen R-Series Subwoofer embodies Alpine's legacy of innovation and powerful sound performance, providing a dynamic addition to any car audio setup.