STIHL® MotoMix® High Performance 50:1 Fuel Mix is a patented premixed fuel that's specially blended for ultimate performance. This 50:1 mixture is a combination of premium non-ethanol, high-octane motor fuel and our highest-quality STIHL HP Ultra Oil. Clean and convenient, MotoMix eliminates the hassle of mixing your own 2-stroke engine fuel while providing superior performance and lubrication. STIHL stands behind this formulation by doubling the limited warranty when you include MotoMix® with your power tool purchase. MotoMix is the official fuel of the STIHL TIMBERSPORTS® Series. 32-oz. can.