The BOSS AUDIO Underseat Subwoofer with Amplifier is the perfect addition to any car audio system. This compact subwoofer fits easily under the seat of your car and provides powerful bass with its built-in amplifier. The amplifier is adjustable, allowing you to customize the sound to your liking. The subwoofer is also equipped with a low-pass filter, allowing you to adjust the frequency range of the bass. With its sleek design and powerful sound, the BOSS AUDIO Underseat Subwoofer with Amplifier is the perfect way to upgrade your car audio system. Get yours today at Discount Moto Gear and save