VP Racing's full-synthetic SAE 30/10W-30 4-cycle engine oil provides unmatched thermal resistance, protection, and lubrication for all small engines in four-stroke outdoor power equipment. It significantly reduces oil consumption compared to 10W-30 mineral oils. This is a true flagship oil! Most importantly, our formula makes it the highest-quality SAE 30/10W-30 small engine oil for four-cycle air-cooled engines, liquid-cooled engines, and diesel.