Compatible Vehicle Fitment Can-Am Defender 2017-2025 Marine Grade Protection / IPX Rating MB Quart has engineered a select group of UTV-tuned audio systems that are perfectly designed for the Can-Am Defender. It is essential that every component installed in a Defender be torture tested to be as reliable as it can be in such a harsh environment. This system is made up of multiple components and is IP67 rated. Amplifier Features The Defender subwoofer system is powered by a NA2 series of amplifier. The mono block amplifier is operating in 2 ohm mode for maximum volume for the two 10-inch subwoofer. Subwoofer Features Two 10-inch application application specific long-throw design for high output and performance. Designed to give a 2 ohm load to the internal amplifier. Mount / Harness Plug and Play harness with pre-measured wires. No guesswork makes for easy installation when paired with the MBQD-STG4A-1. Time and Tools Basic hand tools are required. See the installation manual for more information.