Unleash powerful, high-performance bass with the QPower HD112VL Single 12-Inch SPL XL Heavy Duty Subwoofer Box Enclosure. Engineered for serious car audio enthusiasts, this side-ported subwoofer enclosure is designed to maximize sound quality and bass output. Its precision side port tuning enhances airflow, reducing distortion and delivering deep, punchy lows that elevate your music experience. Built with heavy-duty MDF construction, this enclosure is crafted for durability and superior acoustic performance. The premium carpet covering not only protects the box but also blends seamlessly with your vehicle’s interior for a clean, professional look. Designed to fit most 12-inch subwoofers, the QPower HD112VL ensures optimal speaker performance, making it the perfect addition to any high-output car audio system. Whether you're upgrading your sound system or building from scratch, this SPL XL subwoofer enclosure is built to handle high-power applications, delivering intense bass with clarity and precision. Get ready to experience deep, rich bass and powerful sound output with the QPower HD112VL Subwoofer Box—where durability meets performance. Cruise down the road jamming to bopping, high-quality tunes using the Single 12-inch Side Ported Subwoofer from QPower. Please note: the speaker is sold separately.