Enhance your marine audio system with this powerful bundle featuring 2x Kicker 51MWF104 10-Inch Marine Subwoofers and a Kicker 48KXMA9005 4-Ch Marine Amplifier. The Kicker 51MWF104 Marine Subwoofers offer exceptional reliability and performance. Designed for free-air applications, these subwoofers deliver big bass without the need for an enclosure. With a weather-resistant construction, including a polypropylene woofer cone and ribbed silicone gasketing, these subwoofers are perfect for marine environments. The subwoofers feature RGBW LED lighting, a durable grille, and comply with ASTM standards for UV and salt/fog exposure. Specifications include a 10-inch woofer, 4-ohm impedance, 200-400 watts RMS power, and dimensions of 11" outer diameter. The Kicker 48KXMA9005 Marine Amplifier is a 4x125w 4-Ch Full-Range Class-D amp with a 400w Class-D Sub Ch. This amplifier is marine-compliant, featuring conformal-coated circuit boards and marine-compliant terminals. It offers a small footprint, 0-6dB variable bass boost, built-in crossovers, and is designed to power high-end tower speakers with superior sound quality. The amplifier delivers 125x4 watts at 2 Ohms stereo, 75x4 watts at 4 Ohms stereo, and 200x4 watts at 4 Ohms bridged mono. It also features dimensions of 2-1/8" x 8-5/16" x 14-3/4". Upgrade your marine audio experience with this high-performance bundle that combines top-notch subwoofers and a marine amplifier designed to withstand the rigors of the sea while delivering powerful, clear sound that will elevate your on-water entertainment.