TRUFUEL PREMIXED 40:1 FUEL is precision-engineered with proprietary lubricants and advanced stabilizers to provide maximum protection to your 2-cycle engines. Unlike gas station gas, our premixed 2-stroke fuel is ethanol-free and formulated for hotter running, higher revving small engines. That means your outdoor power equipment will run smoother and stronger with fewer false starts. Don't take chances. For premium performance, fill up on TruFuel.