Cruise down the road jamming to bopping, high-quality tunes using the QPower Single 12-Inch Heavy-Duty Side Ported Subwoofer. If you prefer your subwoofer enclosure side ported, you're in luck. The heavy-duty subwoofer enclosure features convenient side porting that lets you install your box the way you want. This box fits a 12-inch subwoofer on the right side port, bringing thrumming bass and booming sound to your vehicle's sound system. Constructed from heavy-duty materials including MDF wood, a durable carpet covering, and plastic push terminals, the enclosure blends well into your vehicle's decor with a durable carpet covering. Outfit the strong and stable speaker box with a 12-inch subwoofer to bring your audio setup to life (subwoofer not included). Take your car system to the next level with QPower 12-Inch Heavy-Duty Single Vented Vehicle Subwoofer Enclosure Woofer Box.