Thunder Creek's DEF Delivery Solutions deliver diesel exhaust fluid to off-road equipment in a clean, closed system. The latest innovation is a DEF Transport Tote designed to fit in the back of a standard truck bed. This tote features Thunder Creek's patent-pending 2-in-1 DEF pumping system - which both fills and dispenses DEF eliminating the need for a transfer pump. A savings of up to $2,000. Meets ISO 22241 standards.