Two-cycle oil (also referred to as , two-cycle oil,2T oil or 2-stroke oil) is an engine oil for use in two-stroke engines. Two cycle oil is for lightweight engines to use the crankcase as part of the induction tract, and therefore, oil must be mixed with gasoline in the engine for lubrication. The two-stroke oil is burned with the fuel resulting in exhaust with a blue smoke and/or a distinctive odor. We offer many brand of premium two cycle oil including Sten, Oregon, Red Max, and other premium oils. Don't buy the cheap stuff. 2 cycle oil is the life blood of your equipment! Flat Rate Shipping Starting at $7.95, most orders ship same day!