BOOSTane Premium Case Octane Booster (8, 16oz Bottles) Street legal protection and performance. Eliminate knock and pinging. Lead and alcohol free (non-oxygenated) Restores the overall stability and robustness of lower octane pump fuel. Contains BOOSTane's proprietary carrier ensuring suspection of all active ingredients. Prevents phase separation. Prolongs fuel life. Provides protection against the side effects of ethanol. Restores lubricity, prevents flakey sediment, prevents depositing and corrosion, prolongs engine life. Safe for all gasoline engines (2-stroke and 4-stroke). Ideal use for Hot Rods, Classic Cars, Late Model Muscle, Rat Rods, and Luxury Performance.