Rockville Dual 12" Ported Subwoofer Box for 2004-2006 GMC/Chevy Crew Cab Non-HD, Deep Bass, Durable MDF, Custom Fit, for Truck Audio Enthusiasts

The QPower “QBOMB” Dual 12″ Vented Empty Woofer Enclosure (QBGMC04212) is designed specifically for 2004–2006 Chevy and GMC Crew Cab trucks, delivering powerful, high-output bass in a vehicle-specific form factor. This enclosure houses two 12-inch subwoofers and features a vented (ported) design to maximize airflow and efficiency, producing deeper and louder low-frequency sound. Built from heavy-duty MDF, it reduces vibration and distortion for clean, impactful bass. Finished with a durable carpeted exterior, the QBOMB enclosure combines durability, professional styling, and superior performance for truck audio systems.