Johnsen's Turbo 108 Octane Boost, 16 fl-oz Net Content, Mild Hydrocarbon Odor/Scent, Light Amber to Dark Amber, Compositions: Distillates (Petroleum), Hydrotreated Light, Tricarbonyl (Methylcyclopentadienyl) Manganese, 1,2,4-trimethylbenzene, Naphtha, Heavy Aromatic, Naphthalene, 2-methylnaphthalene, 1-methylnaphthalene, Manganese Cyclopentadienyl Tricarbonyl, Mesitylene, 106 deg C Boiling Point, 93 deg C Flash Point, 4.5 Vapor Density, 0.86 Relative Density, Flammability: 2