Got a heavy-duty to-do list? With the Auxiliary Battery Installation Kit, you can make sure that your Can-Am Defender has the juice to keep up. When you have this kit, you can add a second 32Ah battery for the dual battery setup that will help power auxiliary electrical components like a sound system or winch. This accessory comes with all necessary wiring and a battery holder, but not the additional battery itself. So be sure to purchase that separately before you begin installation. Allows you to add a second 32Ah battery for that dual battery setup that will give you the extra juice you'll need to power auxiliary electrical components like a sound system or winch. Kit includes all necessary wiring and the battery holder. Additional battery sold separately (710008836). Requires Center Underseat Storage Bin (715009199).