Polaris Active Bass Control Knob by Rockford Fosgate®| 2890427

SKU: 2890427 The Active Bass Control Knob by Rockford Fosgate® is designed specifically for Polaris to enhance the bass output of your subwoofer. If you want more bass at lower volumes, simply turn the knob to your liking. As you increase the volume of the sound system, the patented technology of the Active Bass Control Knob prevents the subwoofer from being overdriven. Gain Control: Enhance the bass output of your subwoofer with the Active Bass Control Knob by Rockford Fosgate®—simply turn the knob for more bass at lower volumes. Confident Control: As you increase the volume of the sound system, the patented technology of the Active Bass Control Knob prevents the subwoofer from being overdriven. Genuine Polaris Accessories and Parts: Polaris Engineered accessories and parts are specifically designed to be a perfect fit for your vehicle, so you can turn your ride into the ultimate recreation machine. Designed for Your Off-Road Vehicle: Polaris offers the broadest lineup of accessori