06250-ZVP-A13 Box Kit (Twin-2nd) - Overview. The 06250-ZVP-A13 Box Kit (Twin-2nd) is an essential component designed specifically for Honda marine engine systems supporting twin-engine setups. This remote control box kit plays a vital role in managing and operating a secondary engine, providing smooth and reliable control in marine environments. Crafted to fit seamlessly with existing Honda marine control systems, it ensures seamless integration with existing parts, maintaining optimal performan