One of the most significant aspects of engine maintenance is the engine flush. It keeps the engine running smoothly by eliminating harmful deposits from it. In turn, this may prolong the life of the engine and minimize the risk of expensive repairs down the road. Additionally, a clean engine runs more efficiently, which leads to better fuel economy and a notable reduction in emissions. So, what is engine flush? What are its benefits? How is it performed? This brief guide answers these questions for you.