Recommended for 2-stroke applications Identifiable Klotz red color...Smells like Klotz Improves throttle response Extreme film strength protects engine parts from metal-to-metal contact Clean BurnÖ Technology Blends with methanol, ethanol, nitromethane, gasoline and E-85 Pre-mix only above 30?F - not intended for oil injection Made in the U.S.A.. OIL-GREEN FORMULA, GALLON