Say hello to the new generation of D4/D6 Marine Propulsion Packages - designed to deliver increased performance, reliability, and lower cost of ownership. Learn more about the new generation of marine engines: https://www.volvopenta.us/marineleisure/en-us/news/2019/jun/volvo-penta-s-new-generation-d4-and-d6-marine-engines-power-big-.html