STIHL HP Ultra 2.5 Gallon Mix 2-Cycle Engine Oil (6.4oz 6-Pack) 0781 313 8010

No matter how you slice it (or trim it or shred it), there’s no better protection for your high performance 2-stroke engine than STIHL HP Ultra Oil. This two-cycle engine oil has outstanding engine cleaning characteristics, plus “ultra” lubricating qualities that are superior to other two-cycle engine oils. This fully synthetic oil is also highly biodegradable, degrading by 80% in 21 days. They’re so confident this oil will protect your engine, they’ll double your STIHL limited warranty when you use it. It’s that good.