... .High quality and beautiful packing. Performance:Arkane Octane Booster is designed to boosts octane and clean fuel intake system to restore lost ... knock and ping, hesitation and stumble2.Increase octane level in fuel system3.Boosts Gasoline Octane Levels4.Stops Pinging, Knocking, and Engine Run ... call physician immediately.4.Keep out of reach of children Octane Boost